View allAll Photos Tagged absorption
This is one of my favourite microscopy images: the small section of a Madagascan Sunset Moth wing, an image created by combining 997 separate frames in the biggest focus stack I have ever completed, shot using a Mitutoyo Plan APO 20x objective. The image is currently in the running for the Visualizing Science People’s Choice contest. It’s in second place.
I would kindly ask for you to vote for this image. Voting can be done here: blog.cdnsciencepub.com/visualizingscience/
Anyone can vote, from anywhere in the world. The website is a little difficult to use on mobile platforms so you might need to use a laptop/desktop – if everyone reading this message were to give me two minutes of your time, this image would take first place easily. If I’m asking you for two minutes, I’ll give you two minutes of my own time with a fun description of what we’re seeing here:
The wings of some butterflies create colour by unconventional means. Colour is usually an absorption / reflection thing; something absorbs all light except for the wavelengths of light we associate with orange, we see that object as orange. Another way to create colour is through optical interference, wherein structures cause light waves to interact with each-other, sometimes cancelling out certain frequencies or amplifying others. We see this all the time around us, in everything from soap bubbles to oil spots; I’ve seen it in ink, coffee and even snowflakes as well. Some insects have evolved to create the same sorts of colours – including this moth.
Because the colours are partially based on the trajectory of the incoming light in relation to the surface of the scales on the wing, if the angle changes than the colour might change as well. This is why we see colour shifts along the curve of these scales, and why I opted to photograph this wing at a rather extreme angle instead of “flat” to the focal plane of the camera. A lot more work in post-processing, but it reveals some extra magic in the process.
A partir de los datos en el infrarrojo del archivo del telescopio Hubble , he compuesto una imagen en color procesándola con Pixinsight y PS.
La cabeza de caballo es una nebulosa fría y oscura de absorción sita en la constelación de Orión al sur de la estrella Alnitak , en el cinturón de Orión, a unos 1300 años luz de la Tierra. Cuando se observa en fotografías realizadas en RGB o en hidrógeno alfa se ve ese color parduzco anaranjado o rojo oscuro de esas nubes frías y oscuras, las cuales vemos por contraste con la nebulosa de emisión que se encuentra detrás IC434.
Sin embargo cuando se la fotografía en infrarroja se observa transparente y de aspecto frágil, etéreo. las longitudes de onda infrarroja tienen la capacidad de atravesar esas nubes oscuras donde se ven perfectamente los pliegues dándole una riqueza extraordinaria a la imagen.
Using the infrared data from the Hubble telescope archive, I have composed a color image by processing it with Pixinsight and PS.
The horsehead is a cold and dark absorption nebula located in the constellation Orion south of the star Alnitak, in the Orion belt, about 1,300 light years from Earth. When observed in photographs taken in RGB or in hydrogen alpha, you see that brownish orange or dark red color of those cold and dark clouds, which we see in contrast to the emission nebula behind IC434.
However when infrared photography is observed transparent and fragile, ethereal in appearance. Infrared wavelengths have the ability to pass through those dark clouds where the folds are perfectly visible, giving an extraordinary richness to the image.
aubergine seasoned with chilli powder flavoured with balsamic vinegar, next to spiced beef, dal curry, peas, onion and servings of plum butter
boiled spiced beef served cold flic.kr/p/2kRsTTd
plum butter flic.kr/p/2kNwSa4
ghee flic.kr/p/2kGBxt9
aubergine nutrition facts www.bbcgoodfood.com/howto/guide/ingredient-focus-aubergines
third attempt cooking aubergine
to decrease aubergine oil absorption soaked the aubergine in oat milk overnight, no salt
www.thekitchn.com/4-ways-to-prevent-eggplant-from-absorbi...
... Soak the eggplant in milk. Soaking slices or cubes off eggplant in milk for one to two hours fills the porous structure studded with air pockets with milk, leaving no room for oil to be absorbed ...
ps i'm not recommending any of these cookery adventures. they suit my personal taste. photographing to encourage myself to eat more healthily ...
i've created a new group www.flickr.com/groups/cooking_is_my_hobby/ to gather ideas and encourage myself to continue with healthy eating by learning from others if you're interested in cooking, sometimes or a lot, or enjoy the cooking of others, you're always welcome ...
Pigmente für die Glaskreationen
Pigmente (lateinisch pigmentum für „Farbe“, „Schminke“) sind farbgebende Substanzen, im Gegensatz zu Farbstoffen sind sie im Anwendungsmedium unlöslich. Anwendungsmedium bezeichnet dabei den Stoff, in den das Pigment eingearbeitet wird, beispielsweise in Lack oder in Kunststoffe. Der Oberbegriff für Farbstoffe und Pigmente ist Farbmittel, diese können nach der chemischen Struktur anorganisch oder organisch und nach dem Farbeindruck bunt oder unbunt sein.[1] In der Biologie bezeichnet der Begriff Pigment alle in einem lebenden Organismus farbgebenden Substanzen. Technisch gesehen handelt es sich hierbei um Farbmittel.
Maßgeblich für die Eigenschaften der Pigmente sind neben der chemischen Struktur auch Festkörpereigenschaften wie Kristallstruktur, Kristallmodifikation, Teilchengröße und Teilchengrößenverteilung, letztere durch die spezifische Oberfläche. Der Farbreiz selbst entsteht durch Absorption und Remission (Streuung oder Reflexion) bestimmter Frequenzanteile des sichtbaren Lichts.
When a turkey vulture spreads its wings in the "horaltic pose," it is primarily to warm its body on cold mornings, to dry its feathers after rain or a messy meal, and to expose feathers to sunlight to help control parasites like lice. Turkey vultures lower their body temperature at night to conserve energy and need to warm up to fly again, with the spread wings maximizing solar energy absorption.
High Speed Craft Windcat 26
MMSI: 235084702
Flag:United Kingdom (UK)
The ship's design of the Windcat CTVs, in combination with the self-developed fender, enables an effective, safe and easy access system. The general design of the fender is used on every ship but varies in size and energy absorption capability depending on the ship's size and propulsion system. Several windpark projects already proved that the shape and material of the fender increased the grip which in fact improves the transfer's safety. Due to the design of the fender system, stocked fenders can be easily replaced. For the development and construction of all ships in our fleet, which are especially designed for the offshore industry, the special operational concerns of this sector had been considered.
The passenger area offers enough space for the technicians to take on and off the safety and working equipment. Moreover, there is also enough space to store the working clothes, devices, tools and equipment. In total, the passenger area enables an overall comfortable transfer while offering a nice view and enough sunlight. According to our customer's wishes and needs, individual adjustments on the CTV can be made to provide the most optimised solution for your specific projects.
The Windcat MK3 series incorporates ships with a length of 18 meters and a big wheelhouse providing a very comfortable passenger area. The combination of adjustable propeller and MTU engines leads to high speeds and efficiency at the same time. The high surface pressure of 12 tonnes increases the stability during the landing process at the turbines. There is an option to extend the ship's length up to 4 meters to provide more cargo capacity.
Excerpt from youractionsmatter.ca/bee-thankful/:
Bee Thankful
• Bees are vital to the preservation of ecological balance and biodiversity in nature. They provide one of the most recognizable ecosystem services, pollination, which is what makes most food production possible.
• One third of all the food we eat depends on bees, and of the 100 crop varieties that provide 90% of the world’s food, 71 are pollinated by bees.
• Honeybees alone pollinate 80% of all flowering plants, including more than 130 types of fruits and vegetables.
• The journey of bees begins with manure and fertilizer. It is used to enrich the soil, providing essential nutrients that help seeds germinate and plants grow.
• Water, a fundamental element for life, aids in the absorption of these nutrients from the soil, allowing the plant to grow strong and healthy.
• As the plant matures on the fertile land, it develops vibrant flowers rich in nectar and pollen.
• Bees are attracted to these flowers for their nectar, which they use to create honey, and in the process, they pollinate the plant, contributing to its reproductive cycle and the growth of new plants.
• This illustrates a symbiotic relationship, where bees and plants rely on each other for survival and growth.
• Despite their profound importance for the food we eat, bee populations are declining at an alarming rate.
• Last winter, Canada had its largest honeybee colony loss in the past 20 years, with 46% of colonies perishing nationally.
• Global warming, pesticide use, habitat destruction, and air pollution all contribute to bee mortality.
• By understanding the vital role bees play in our ecosystem and food production, and making conscious choices to help, we can contribute to the conservation of bees and the vital services they provide.
The Card Players is a series of oil paintings by the French Post-Impressionist artist Paul Cézanne. Painted during Cézanne's final period in the early 1890s, there are five paintings in the series. The versions vary in size, the number of players, and the setting in which the game takes place. Cézanne also completed numerous drawings and studies in preparation for The Card Players series.
One version of The Card Players was sold in 2011 to the Royal Family of Qatar for a price estimated at $250 million, signifying a new mark for highest ever price for a painting, not surpassed until November 2017.
The series is considered by critics to be a cornerstone of Cézanne's art during the early-to-mid 1890s period, as well as a "prelude" to his final years, when he painted some of his most acclaimed work.
Each painting depicts Provençal peasants immersed in their pipes and playing cards. The subjects, all male, are displayed as studious within their card playing, eyes cast downward, intent on the game at hand. Cézanne adapted a motif from 17th-century Dutch and French genre painting which often depicted card games with rowdy, drunken gamblers in taverns, replacing them instead with stone-faced tradesmen in a more simplified setting. Whereas previous paintings of the genre had illustrated heightened moments of drama, Cézanne's portraits have been noted for their lack of drama, narrative, and conventional characterization. Other than an unused wine bottle in the two-player versions, there is an absence of drink and money, which were prominent fixtures of the 17th-century genre. A painting by one of the Le Nain brothers, hung in an Aix-en-Provence museum near the artist's home, depicts card players and is widely cited as an inspiration for the works by Cézanne.
The models for the paintings were local farmhands, some of whom worked on the Cézanne family estate, the Jas de Bouffan. Each scene is depicted as one of quiet, still concentration; the men look down at their cards rather than at each other, with the cards being perhaps their sole means of communication outside of work. One critic described the scenes as "human still life", while another speculated that the men's intense focus on their game mirrors that of the painter's absorption in his art.
Enigma - Push the Limits
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www.youtube.com/watch?v=k1ktapNmi-s
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The setting Sun descending into a fog bank on a rural highway looking due west, on the evening of the vernal equinox, March 20, 2023. So the Sun is setting due west. The fog dims and reddens the Sun, illustrating atmospheric absorption. This was on Highway 561 in southern Alberta.
This is a single exposure with the RF100-400mm lens at 165mm on the Canon R5. Autofocused on the Sun.
Re-process
This small area of sky lies in the constellation Cassiopeia, easily spotted if you look for 5 stars making up a W-shape. Cassiopeia is a constellation rich in nebula but especially star clusters. In the top left of the image is the open cluster know as Messier 52. The 35 million year old cluster contains around 200 stars and is estimated to be anywhere from 3000 to 7000 light years away. The uncertainty in its distance is due to it lying on the galactic plane and the light leaving the cluster being absorbed and scattered by cosmic dust on its long journey to Earth. This is called interstellar absorption.
To the right of the image sitting 11,000 light years away among a molecular cloud is the aptly named Bubble nebula. The shell like nebula was formed by stellar wind blown from the massive hot star at its centre. The star, cataloged as BD+602522 is several hundred thousand times more luminous than our Sun and around 45 times the size. Its not only the cause of the bubble but also the glowing gas that surrounds it. To get an idea of the scale here, the bubble nebula is 10 light years in diameter. To travel from one side to the other in the (now retired) space shuttle at 18,000 miles an hour would take roughly 370,000 years, and thats just a tiny little bubble.
Version 1: www.flickr.com/photos/80205804@N05/15563200078/
Exposure Details:
142* 300 seconds, ISO 1600, calibration frames
12 hours total exposure
Imaging dates:
October 25th, 26th, 27th
Scope: Altair Astro 115EDT
Camera: Canon 600Da
Mount: NEQ6
If you would like to view more of my images of insects, please click "here"
For those wishing to see what this caterpillar looks like, after turning into a moth, please look "here"
I'm most grateful to all those who identified this caterpillar.
Deilephila Elpenor, known as the Elephant Hawk-moth, is a large moth of the family Sphingidae The species is found throughout Britain and Ireland. Its range extends across Europe, Russia, and into China, northern parts of the Indian subcontinent, Japan and Korea (though not Taiwan). Introduced specimens have been found in British Columbia. In most of their range, the adults are seen from May to July and the caterpillars from July to September, when they pupate. However, in some parts of the Mediterranean and China the adults may be seen from April on, sometimes having two broods in a year. The larva is about 75 millimetres (3.0 in) long, green and brown in colour. Like most hawk moth caterpillars, they have a backward curving spine or "horn" on the final abdominal segment. The anterior of the caterpillar appears to have the shape of a trunk-like snout. It is this elephant look, rather than its large size, that gives the moth its name. When startled, the caterpillar draws its trunk into its foremost body segment. This posture resembles a snake with a large head and four large eye-like patches. Caterpillars are preyed upon by birds, but these shy away (at least for some time) from caterpillars in "snake" pose. It is not known whether the birds take the caterpillar to actually resemble a snake, or are frightened by the sudden change of a familiar prey item into an unusual and boldly-patterned shape. The preferred food plants of the caterpillar are willowherb (Epilobium) and bedstraw (Galium), though it will also take fuchsias. The moth typically has a wing span of 50–70 mm (2.0–2.8 in). The upper side ground colour of head, thorax and abdomen is khaki, excepting the pink inner edges and median line of the tegulae, posterior margin of thorax, base of abdomen, abdominal median line and terminal abdominal segments. The upper side of forewing is also khaki, except the pink costa, a pink narrow, median band extending from the inner margin to Medial vein 3, a pink and narrow postmedian band which extends from the inner margin to the apex, and a pink marginal band.The basal half of the hindwing upperside is black, distal half pink (the distal edge of black area is almost straight and parallel to the outer margin). f. unicolor Tutt, has no pink coloration on the forewing
The imago (adult) feeds at night, and often takes nectar from garden plants like Honeysuckles (Lonicera) and petunias, so it is quite often seen in urban settings in the evening. It is spectacularly coloured, seeming to shimmer with green and red when in motion. The adult moths are eaten by some species of bats. This species possesses good night or scotopic vision. Its eye includes two different kinds of ommatidium; each contains nine light sensitive cells, of which seven contain a pigment whose absorption spectrum peaks in the green part of the spectrum, but in one type the remaining two receptors have peak absorption in the blue and in the other type they have peak reception in the ultra violet. The moth therefore has the cellular prerequisites for trichromatic colour vision. Adults have been shown to be capable of making colour discriminations at night-time levels of illumination, and they sustain these discriminations despite changes in the spectral content of the incident light; that is, they show colour constancy. Two subspecies, Deilephila elpenor elpenor and Deilephila elpenor lewisii, were recognised in the past, but they are no longer regarded as well distinguished. Similarly the subspecies Deilephila elpenor szechuana is now thought to be a synonym for Deilephila elpenor elpenor. The subspecies Deilephila elpenor macromera, found in southern China, northern India, Bhutan and Myanmar, is still regarded as distinct.
The related species, the small elephant hawk-moth Deilephila porcellus and Chitral elephant hawk-moth Deilephila rivularis are similar but smaller and less colourful.
From Wikipedia, the free encyclopedia
Jonas Davis & his wife Hortense built this log cabin around 1933. Jonas was one of the last Pakana Muskogie Indian Tribe to reside in Polk County, He inherited a silver medallion that was given to his ancestors from President Andrew Jackson for their help as scouts in the Seminole War. His tribe settled west of Livingston on a bluff overlooking Kickapoo Creek. The Pakana Muskogie were Woodland Indians & his cabins is typical of their type of housing. The cabin was donated to the Society in 1980 & moved to this location.
*Pakana Muskogee Indians.In 1834 the Pakana Muskogee Indians, a branch of the Muskogee or Creek Indian group, entered Texas and established a village near the site of present Onalaska in western Polk County. The Pakana Muskogees had lived near the Alabama and Coushatta Indians in the vicinity of Fort Toulouse, a few miles north of Montgomery, Alabama, and moved to Louisiana shortly after 1763. Dr. John Sibley, Indian agent for the United States, reported in 1805 that approximately 150 Pakana Muskogees were living on Calcasieu Bayou, forty miles southwest of Natchitoches, Louisiana. An early chief of the Pakana Muskogees, John Blount, received a silver medal for his services as a guide for Gen. Andrew Jackson during the Seminole War in Florida. After the death of John Blount while enroute to Texas in 1834, this medal was passed to subsequent chiefs of the tribe: David Ellett, Bill Blount, John Blount (grandson of the earlier chief with the same name), and Alex Davis. In 1834 the Pakana Muskogees moved to a site on Penwau Slough two miles east of its junction with the Trinity River in the area of present Polk County. This location was on a high hill, generally believed to be the peninsula that extends into Lake Livingston and is known as Indian Hill. John Burgess, a Frenchman who purchased 640 acres of land along Kickapoo Creek, married a member of the Pakana Muskogees and later invited the other tribal members to move to the Burgess Survey. This property was inherited by Burgess's wife and subsequently by other members of the tribe and became the permanent home of the Pakana Muskogees in Polk County. In 1859 Texas Governor Hardin R. Runnels appointed James Barclay to serve as agent for the Muskogees, as well as for the Alabamas and Coushattas who lived in Polk County. Responsibility for the Muskogees was included also in the duties of agents appointed for the Polk County Indians in 1861–65, 1867, 1868, and 1872. On November 12, 1866, the Texas legislature passed an act granting the Polk County Muskogees 320 acres of land. Unfortunately for the Muskogees, this land was never purchased, and they continued to live on the John Burgess Survey. The population of this Pakana Muskogee community declined slowly almost from the date of the tribe's first appearance in Polk County: fifty were counted in 1859; forty-two were reported in 1882. Illness and absorption by the nearby Alabamas and Coushattas probably were the main reasons for the Muskogee's decreasing population. In 1899, persuaded by Creek Indians from Oklahoma, John Blount and many of the Polk County Muskogees went to the Creek Nation in Oklahoma to live. Only a few-less than ten-Pakana Muskogees remained in their settlement on the John Burgess Survey.
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Many requests have been received for example photos of asbestos ceiling tile and ceiling panels. Shown above is one example of an asbestos-containing suspended ceiling panel, one of many types, which are found in a seemingly countless array of surface patterns and textures. More examples of asbestos ceiling tile and panels will be offered for visual reference in some upcoming photos.
Ceiling tiles and panels are utilized to serve a variety of useful purposes, such as providing a level of fire-rated protection, absorb sound, conceal unsightly utility systems or cover over older building finishes, create air plenum spaces for HVAC operation, reduce total usable air volumes in occupied areas for HVAC efficiency, maintain a level of insulation value between building zones, and provide a simple decorative appearance.
This small section of non-descript ceiling panel with fractured edges is roughly about a quarter of a 2-ft. x 4-ft. panel that was formerly installed in a suspended ceiling grid or drop-ceiling system. A 1-inch cube has been placed for visual scale.
The panel section shows moisture staining on an otherwise smooth, white surface and also demonstrates a fairly common style of patterned perforations across its entire surface. The tiny pinholes and fissures provide an acoustic absorption value, one of the main purposes of practically all ceiling tiles and panels. Closer study of the panel's surface pattern reveals that there are two sizes of pinholes and that the fissures or crevices are oriented in a latitudinal direction.
Distinctions in a ceiling tile's appearance, however subtle, is an important factor when visually evaluating many tile materials with very similar visible charcteristics. Oftentimes, in the event that ceiling tiles and panels require replacement, building maintenance personnel attempt to match existing patterns as close as possible, which can be problematic to discern differences during an asbestos survey inspection.
Although not particularly evident about this rather ordinary-looking ceiling panel, especially from this view as most would see it suspended above their heads, it has been laboratory-tested and identified to contain approximately 5%-10% amosite asbestos.
To compound matters concerning ceiling tile and panels, as most who've dealt with this crumbly and messy material probably already know, the typical ceiling tile is indeed quite friable in its composition and is practically always considered a suspect material during an asbestos survey. The crumbly ceiling tile material can be very troublesome when contending with asbestos issues.
In the U.S., ceiling tile and ceiling panels are generally categorized by regulatory agencies as a "miscellaneous" material. When trying to deal with the removal of suspect ceiling tile/panels of unknown asbestos content, an accepted practice and conservative recommendation is to "assume" and treat the friable suspect ceiling tile material as asbestos until conclusive testing confirms either the presence or absence of asbestos via specialized laboratory microscopy methods (such as PLM), then treat accordingly.
Bulk samples of suspect asbestos materials should be collected by an experienced, trained, qualified, certified, and accredited inspector/surveyor for proper testing; proper removal and disposal of asbestos materials should be performed by trained, certified, and accredited/licensed asbestos abatement personnel.
Dessous du pont de Grenelle, Paris. Premier test de mon nouvel objectif UGA, le Laowa 12mm F/2.8. Les premiers résultats semblent très satisfaisants.
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Small sealed, labeled bag of Libby-vermiculite ore once distributed by WR Grace as a souvenir novelty. The intended concept behind this asbestos-bursting gimmick actually demonstrates a fundamental and unusual property of vermiculite ore and why it is used at all: it "pops" and "expands" when adequately heated.
Basically, vermiculite ore is essentially compressed layers of thin, flaky micaceous sheets with moisture trapped inside. When a requisite amount of heat is applied to the layered mineral material, it rapidly expands or exfoliates many times its original size, generating popping/crackling sounds as it quickly releases moisture vapor and creates small, accordian-like flaky structures.
These little expanded vermiculite kernels have been found to be excellent heat/cold insulators, durable, very light-weight, vermin-proof, fire-resistant, non-combustible, electrically non-conductive, water absorptive, chemically resistant, and many other properties useful to industry.
However, due to certain geological conditions at the vermiculite mine on Zonolite Mountain in Libby, Montana, these particular vermiculite ore bodies intermingled with naturally occurring asbestos and other minerals. Consequently, when Libby-vermiculite is processed, the inherent asbestiform minerals (fibrous amphiboles) are also involved in the processing and within the final "Zonolite" product itself. It has been documented and publicly reported that the highest release of airborne asbestos fibers from Libby-vermiculite occurs during the "popping" or exfoliation process in creating Zonolite.
It should be mentioned that not all vermiculite contains asbestiform minerals, but Libby-vermiculite has been studied and shown to contain a variety of potentially harmful asbestiform amphibole minerals, such as tremolite, actinolite, richterite, winchite, magnesio-arfvedsonite, ferro-edenite, etc.; a literal amphibole asbestos cocktail.
So, this is a case where asbestos was not a specific ingredient added during product manufacturing, but is generally accepted to be a contaminant or "tramp fiber" within the Libby-vermiculite ore. Despite all of this, regardless of how asbestos got into the Zonolite, unless tested conclusively its presence should conservatively be assumed; bringing us back to the little "popping" novelty souvenir, which now doesn't seem so novel anymore. Perhaps it might also serve as an example of a certain technological naiveté or even blatant disregard of "defective" product health risks.
After the final vanquish of the supporting palm tree and the trunks absorption, the old, mature tropical Strangler Fig tree can become very majestic and very very big and spreading. This otherwise topheavy tree benefits from the well engineered butresses, keeping it stable in high winds. Also very noble and beautiful! Behold, the conqueror, surveying it's empire. The tree can become very noisy with the chatter of flocks of birds eating the fruit. This is NOT the fig tree of Fig Newton fame. This is a Killer Fig Tree. Compare to the youth in the prior image where the supporting palm tree remains alive.........for a while longer. This image is of the old veteran.
Poem.
The mercury greys, the tree-lined ebony silhouettes, deep indigo and silver-coated marbling, gleaming, beaming off the cloud-reflected bay-
Dazzles and spell-binds.
That precious God-given ambience of early dawn blinds us but etches blurred images of heavenly proportions to our senses.
The mesmerising light, the near-silent water’s edge only broken by the lilting call of the oyster-catcher or the muffled comments of stirring sailors aboard their dreamy yachts.
These familiar sounds, the salt-laden odours of a near-calm bay and the silent, gentle absorption of the sun’s rays rouses and energises a myriad of life-forms to a glorious new day.
To witness this scene is pure bliss.
To hear, feel and sense it, is almost indescribable.
Casa Cavassa, a refined Renaissance residence in the historic heart of Saluzzo, was transformed in the late 15th century by Marquis Michele Antonio di Saluzzo into an elegant urban palace blending medieval structure with Renaissance elegance. Today home to the Civic Museum Casa Cavassa, it preserves original frescoes, stuccoes, and period furnishings, offering a rare glimpse into the domestic life and artistic tastes of the noble elite in the Marquisate of Saluzzo. Its harmonious courtyard and richly decorated interiors reflect the cultural flourishing of this independent Piedmontese state before its absorption into the Duchy of Savoy.
Just a doodle while listening to the news.
a3 on gesso with graphite and coffee,sanguine.
Thanks for the visit have a nice day.
Today we drive my eldest, Abbey, back to Bath University. It is her last year, her last term studying for her MSc Hons in Global Development and Sustainability. Abbey's dissertation is "Carbon Bio-absorption in a world of increasing atmospheric CO2 levels. Mitigation using oceanic algae" She will be a world changer. We will miss her greatly and we will not have her home until she has finished her dissertation X
Por su aspecto y los ojos dicópticos (separados) y larga probóscide se trata de un ejemplar hembra de Pangonius sp. (Familia Tabanidae). Gracias al amigo Henrik Gyurkovics por la identificación. Con esa poderosa trompa succionadora llevan a cabo la abosorción de néctar y ocasionalmente sus picaduras un tanto dolorosas.
Due to its appearance and dicoptic eyes (separated) and a long proboscis, it is a female specimen of Pangonius sp. (Family Tabanidae). Thanks to friend Henrik Gyurkovics for the identification. With that powerful sucking tube they carry out the absorption of nectar and occasionally their somewhat painful stings.
En raison de son apparence et de ses yeux dicoptiques (séparés) et d'une longue trompe, il s'agit d'un spécimen femelle de Pangonius sp. (Famille des Tabanidae). Merci à l'ami Henrik Gyurkovics pour l'identification. Avec ce puissant tube d'aspiration, ils effectuent l'absorption du nectar et parfois leurs piqûres légèrement douloureuses..
A giant mural from Nerone, one of the most fascinating and profilic street artists of the 21st century, has been painted on a building opposite Southampton Central train station. The piece, on front of the The Bulb, is notable in that it was created using paint which absorbs Co2.
Nerone is an artist known for his use of bright vibrant colours. He uses floral patterns in his work and often combines them with stylised portraiture. Recently he’s been going large and he’s become known for his ability to create huge works of art across all sorts of surfaces.
The piece in Southampton is particularly special, it is the largest wall Nerone has painted to date at 28 metres high. Such was the size it would take him 16 days to complete and it covers 1005 sq metres. It is claimed that the paint itself will support the absorption of 65kg of carbon dioxide a year.
Southampton isn't known for being receptive to street art but hopefully this fabulous piece is a move towards more art appearing on the city's buildings.
There are four hundred billion (4×10¹¹) stars in the Milky Way and one more star in the radiator grille of the vehicle; this three-pointed Mercedes star was born in 1909.
Whenever a photographer strives for the best possible view of the Cosmos, his journey will take him over mountain passes. He will rely on a vehicle made for travelling over rough ground (an SUV) in order to ascend a mountain. Then the vehicle will be included in the frame in its own right.
The Milky Way appears close to the constellation of Scorpius. They were both shining bright, as seen from Baros Pass, the highest mountain pass in Greece, at 6,237 ft (1901 m). At high altitudes there is less atmospheric absorption of the stars’ light prior to reaching the eye or the camera.
The galactic core was visible (20.6° above horizon on July 12, 2021 at 23:10’ hrs, 14℃︎). Scorpius contains the bright star Antares and the strongest X-ray source in the sky: XR-1
This spider on Sundew has been reworked ..
This is a member of a type of plant referred to as insectivorous that is a plant that gets it's nutrients from the trapping /capturing / extraction and absorption of insects that are attracted to the plant either for dew drops or nectar like substance.In the case of this plant the sapphire coloured sticky tentacles are tipped with a small jewel like drop of dew to which the insect is fatally attracted they almost always become stuck and the tentacles rapidly coil around the insect as does the delicate( 3mm across) frond the unfortunate insect is doomed from then on and is slowly consumed over a period of days macabrely it is still alive for most of that time.This tiny little spider you see here is a form of money spider of which there are many and is perfectly safe on this side of the frond being the non sticky side it appears to be taking advantage of the Sundews ability to attract insects.You often do see a variety of spiders living among all types of insectivorous plants so it must be worth it..
The original posting can be seen here www.flickr.com/photos/martinimages/504778640/in/set-72157...
Un Petit brin de BONHEUR pour vous tous ce 1° Mai 2026
Muguet de mai ou Muguet commun
(Convallaria majalis)
est une espèce de plantes à fleurs de la famille des Asparagacées. C'est une plante herbacée vivace des régions tempérées dont les fleurs printanières, petites et blanches, forment des grappes de clochettes très odorantes.
petit rappel :
en cas d'ingestion (absorption), toute la plante fleurs comprises sont très toxiques, voire mortelles, après une cueillette lavez-vous bien les mains,
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A Little Bit of HAPPINESS for you all this May 1st, 2026
Lily of the Valley or Common Lily of the Valley
(Convallaria majalis)
is a species of flowering plant in the Asparagaceae family. It is a perennial herbaceous plant of temperate regions whose small, white spring flowers form clusters of highly fragrant bell-shaped blossoms.
A quick reminder:
If ingested, the entire plant, including the flowers, is highly toxic, even fatal. After picking it, wash your hands thoroughly.
Merci de votre visite et appréciations
Thank you for your visit and feedback.
Really beautiful object catalogued as 881 on the Lynds' Catalogue of Dark Nebulae.
It's one of the jewels that you could find on gamma Cygni nebula, on SADR region of Cygnus, one of my favorites regions of the sky.
"A dark nebula or absorption nebula is a type of interstellar cloud that is so dense that it obscures the visible wavelengths of light from objects behind it, such as background stars and emission or reflection nebulae. The extinction of the light is caused by interstellar dust grains located in the coldest, densest parts of larger molecular clouds." (wiki)
It was necessary to integrate more than 70 hours to show all faint and nice details on the estructure.
Here was captured using the more natural palette, please also check my HSO palette on this link:
Technical card
Imaging telescopes or lenses:Teleskop Service TS Photoline 107mm f/6.5 Super-Apo , Altair Astro RC250-TT 10" RC Truss Tube
Imaging cameras:ZWO ASI183MM-Cool , ZWO ASI1600MM-Cool
Mounts:Skywatcher EQ6R Pro , Mesu 200 Mk2
Guiding telescopes or lenses:Celestron OAG Deluxe , Teleskop Service TSOAG9 Off-Axis Guider
Guiding cameras:ZWO ASI174 Mini , ZWO ASI290 Mini
Focal reducers:Riccardi Reducer/Flattener 0.75x , Telescope-Service TS 2" Flattener
Software:Pleiades Astrophoto PixInsight , Seqence Generator Pro
Filters:Astrodon O-III 36mm - 5nm , Astrodon S-II 36mm - 5nm , Astrodon R Gen.2 E-series 36mm , Astrodon G Gen.2 E-series 36mm , Astrodon B Gen.2 E-series 36mm , Astrodon HA 36mm - 5nm , Astrodon L Gen.2 E-series 36mm
Accessory:ZWO EFW , MoonLite NiteCrawler WR30 , TALON6 R.O.R , MoonLite CSL 2.5" Focuser with High Res Stepper Motor
Dates:July 21, 2020 , July 22, 2020 , July 25, 2020 , July 26, 2020 , July 28, 2020 , July 29, 2020
Frames:
Astrodon B Gen.2 E-series 36mm: 90x30" (gain: 75.00) -15C bin 1x1
Astrodon G Gen.2 E-series 36mm: 90x30" (gain: 75.00) -15C bin 1x1
Astrodon HA 36mm - 5nm: 205x600" (gain: 200.00) -15C bin 1x1
Astrodon O-III 36mm - 5nm: 110x600" (gain: 183.00) -15C bin 1x1
Astrodon R Gen.2 E-series 36mm: 90x30" (gain: 75.00) -15C bin 1x1
Astrodon S-II 36mm - 5nm: 111x600" (gain: 183.00) -15C bin 1x1
Integration: 73.2 hours
Avg. Moon age: 5.35 days
Avg. Moon phase: 33.86%
Astrometry.net job: 3811358
RA center: 20h 18' 42"
DEC center: +39° 43' 1"
Pixel scale: 1.007 arcsec/pixel
Orientation: 90.555 degrees
Field radius: 0.405 degrees
Resolution: 2328x1726
Locations: AAS Montsec, Àger, Lleida, Spain
Data source: Own remote observatory
Remote source: Non-commercial independent facility
Buckling Organizations.
Res illustrantes magnas respectus chartulae acutae variae interactiones spiritus transformantes phaenomena reflexiones interna.,
συσχετιζόμενοι χώροι αποδίδονται πινακίδες που καταρρέουν καρέκλες επιδείξεις φιλοσοφία απογύμνωση υλικού αποκήρυξη κανόνων φυσική κόλαση,
manières entrelacées divers symboles inspirés énergies modèles de naufrage absorptions spectacles appelant focus superficialité dirigeants guerres agressives à l'intérieur,
proses hanesyddol geiriau dwfn reverberating rhyngweithio apathy trachwant awgrymiadau lethargies gwersi cynhenid awdurdodau anwybodaeth,
prljave strane kontradikcije izložene bučne štete neoprezni varvarski katalozi zanemarivanje slika stoka poziva daleki zvukovi sve veći nanosi,
協会を誘惑する評価されていない動き信じられないほどのゲーム無制限の火大声で叫び声を上げて固体の声を却下武器無数の仮定死の病気の心スペクターが崩れた.
Steve.D.Hammond.
Why do Zebras have black and white stripes? There have been many theories. Dazzle camouflage, making it difficult for lions to visually isolate a single animal from the herd. More recently, focus has been on the relationship with tsetse flies that probably kill more zebras than lions. I had originally heard that the black and white stripes create weather at the surface of their skin, via differential heat absorption and reflection that in turn create turbulence, and hence make flight difficult for tsetse and horse flies. However, the latest, and most robust theory comes from Tim Caro, whom I was lucky enough to spend some time with at the San Diego Zoo this summer. Tim, and his team at UC Davis have shown that the stripes disrupt the flies vision, making it hard for them to land and bite. Sometimes evolution moves in unobvious ways.
More attempts to keep myself warm.
Whoever invented toe socks? Really not at all comfortable and does anyone actually have 5 toes all the same length?
Tenuous Link: holding feet -> feet holding
Here is Nickle Plate Road 83000 still looking quite nice long after the railroad's absorption into the Norfolk & Western in 1964. The N&W had similar cars to this one, also built by Greenville Steel Car which were classed B19s. I'm not sure if these exNKP cars were folded into this class or given their own designation. This car was photographed at Collinwood Ohio on April 9th, 1977 by Eric Hirsimaki.
Pigmente für die Glaskreationen
Pigmente (lateinisch pigmentum für „Farbe“, „Schminke“) sind farbgebende Substanzen, im Gegensatz zu Farbstoffen sind sie im Anwendungsmedium unlöslich. Anwendungsmedium bezeichnet dabei den Stoff, in den das Pigment eingearbeitet wird, beispielsweise in Lack oder in Kunststoffe. Der Oberbegriff für Farbstoffe und Pigmente ist Farbmittel, diese können nach der chemischen Struktur anorganisch oder organisch und nach dem Farbeindruck bunt oder unbunt sein.[1] In der Biologie bezeichnet der Begriff Pigment alle in einem lebenden Organismus farbgebenden Substanzen. Technisch gesehen handelt es sich hierbei um Farbmittel.
Maßgeblich für die Eigenschaften der Pigmente sind neben der chemischen Struktur auch Festkörpereigenschaften wie Kristallstruktur, Kristallmodifikation, Teilchengröße und Teilchengrößenverteilung, letztere durch die spezifische Oberfläche. Der Farbreiz selbst entsteht durch Absorption und Remission (Streuung oder Reflexion) bestimmter Frequenzanteile des sichtbaren Lichts.
M7 (NGC 6475), known as Ptolemy's Cluster
Credit: Giuseppe Donatiello (Oria Amateur Astrophysical Observatory - OAAO)
The open cluster M7 (NGC 6475), known as Ptolemy's because it was reported by the Greek astronomer in the 2nd century.
Messier 7 is nestled between dark clouds and dense star fields between Scorpius and Sagittarius.
At the center right is NGC 6453, a strongly reddened globular cluster.
Toward the lower left is Trumpler 30, a rather faint and scattered open cluster. Other objects and some planetary nebulae, including PN Hf 2-1.
The region rises very little from my site (just 15° at the meridian transit), therefore it is considerably affected by atmospheric absorption.
Astrograph 110/250mm + 2x (500mm f/4.4) - DSLR
Jumping spiders have very good vision centered in their anterior median eyes (AME). Their eyes are able to create a focused image on the retina, which has up to four layers of receptor cells in it. Physiological experiments have shown that they may have up to four different kinds of receptor cells, with different absorption spectra, giving them the possibility of up to tetrachromatic color vision, with sensitivity extending into the ultra-violet range. It seems that all salticids, regardless of whether they have two, three or four kinds of color receptors, are highly sensitive to UV light. Some species (for example, Cosmophasis umbratica) are highly dimorphic in the UV spectrum, suggesting a role in sexual signaling. Color discrimination has been demonstrated in behavioral experiments.
The principal eyes have high resolution (11 min. visual angle), but the field of vision is narrow, from 2-5 degrees.
Because the retina is the darkest part of the eye and it moves around, one can sometimes look into the eye of a jumping spider and see it changing color. When it is darkest, you are looking into its retina and the spider is looking straight at you.
best viewed LARGE:
www.flickr.com/photos/rundstedt/3086946574/sizes/l/in/set...
The Saxifraga are, with the common Dandelion, beyond the best pionner vegetals. Note the partly red leafs, the result of an adaptative switch from Chlorophyll A to B, broading the wavelenght spectrum of light absorption as sun weakens and days are becoming shorter.
Typically leaves are flat and thin, thereby maximising the surface area directly exposed to light and promoting photosynthetic function. Externally they commonly are arranged on the plant in such ways as to expose their surfaces to light as efficiently as possible without shading each other, but there are many exceptions and complications; for instance plants adapted to windy conditions may have pendent leaves, such as in many willows and Eucalyptus.
Likewise, the internal organisation of most kinds of leaves has evolved to maximise exposure of the photosynthetic organelles, the chloroplasts, to light and to increase the absorption of carbon dioxide. Most leaves have stomata, which open or narrow to regulate the exchange of carbon dioxide, oxygen, and water vapour with the atmosphere.
Excerpt from youractionsmatter.ca/bee-thankful/:
Bee Thankful
• Bees are vital to the preservation of ecological balance and biodiversity in nature. They provide one of the most recognizable ecosystem services, pollination, which is what makes most food production possible.
• One third of all the food we eat depends on bees, and of the 100 crop varieties that provide 90% of the world’s food, 71 are pollinated by bees.
• Honeybees alone pollinate 80% of all flowering plants, including more than 130 types of fruits and vegetables.
• The journey of bees begins with manure and fertilizer. It is used to enrich the soil, providing essential nutrients that help seeds germinate and plants grow.
• Water, a fundamental element for life, aids in the absorption of these nutrients from the soil, allowing the plant to grow strong and healthy.
• As the plant matures on the fertile land, it develops vibrant flowers rich in nectar and pollen.
• Bees are attracted to these flowers for their nectar, which they use to create honey, and in the process, they pollinate the plant, contributing to its reproductive cycle and the growth of new plants.
• This illustrates a symbiotic relationship, where bees and plants rely on each other for survival and growth.
• Despite their profound importance for the food we eat, bee populations are declining at an alarming rate.
• Last winter, Canada had its largest honeybee colony loss in the past 20 years, with 46% of colonies perishing nationally.
• Global warming, pesticide use, habitat destruction, and air pollution all contribute to bee mortality.
• By understanding the vital role bees play in our ecosystem and food production, and making conscious choices to help, we can contribute to the conservation of bees and the vital services they provide.
From Windy Overlook (10,000 ft) near Lake City, I had a grand view of high peaks in the San Juan Mountains. I shot sunset, which then faded, but a strange glow appeared. I reveled in a cloudless sky as the sun approached the horizon, but now texture in the sky was apparent. Furthermore, the glow was unusually red, and higher an unusual suffusion of purple appeared.
It is likely that the texture in the sky was volcanic dust from a June eruption of Raikoke Volcano on the Kamchatka Peninsula in eastern Russia. From satellite photos it is known that the volcano injected both ash and sulfur dioxide into the stratosphere, where powerful winds can move them great distances.The ash makes the sunset glow deep red, while sulfur dioxide evolves into sulfuric acid particles, which scatter blue light from the stratosphere due to ozone absorption. These sources of red and blue are detected as purple by our eyes. Indeed, as the light faded from the sky, a dim glow of dark purple was apparent where the sky should have been black.
The peaks, from left to right, are Wetterhorn, Matterhorn, Coxcomb, Redciff and Uncompahgre. Wetterhorn and Uncompahgre are above 14,000, Thile the others are above 13,000 (ft).
Give up your selfishness, and you shall find peace; like water mingling with water, you shall merge in absorption.
- Sri Guru Granth Sahib
The High Barnet and Mill Hill East segments of the Northern Line diverge immediately north of Finchley Central station. In the previous ownership of the Great Northern Railway and LNER, the station was named Finchley (Church End). The absorption of the Northern Heights lines into the London Underground network saw the Tube service begin in 1941, with the station renamed Finchley Central. The 1959 Tube Stock that had been drafted from the Piccadilly Line was due for imminent replacement at the date of this view of a southbound train.
February 1997
Rollei 35 camera
Kodak Ektachrome 100 film.
The Gordon River rises below Mount Hobhouse in the Franklin-Gordon Wild Rivers National Park draining the eastern slopes of the King William Range. The river flows generally south and to the west of the Gordon Range before flowing west through the Gordon Gap and spilling into Lake Gordon, an impounded reservoir created by damming the Gordon at the Gordon Dam. Together with water fed from Lake Pedder, the principal purpose of the reservoir is for generation of hydro-electricity at the Gordon Power Station.
Flowing from east to west through Lake Gordon, the river continues west, passing through the Gordon Splits, a series of gorges once considered impassable until 1958 when Olegas Truchanas, a conservationist and nature photographer, was the first person to navigate the Gordon River in a kayak. The river flows north by west and then due north and finally due west as it reaches its mouth and empties into Macquarie Harbour at Wrights Bay.
From source to mouth, the river is joined by 25 tributaries including the Gell, Boyes, Pokana, Holley, Adams, Serpentine, Albert, Orange, Smith, Denison, Olga, Sprent, Franklin, and the Spence rivers.
The river descends 570 metres (1,870 ft) over its 172-kilometre (107 mi) course;[1] much of which is located in an uninhabited wilderness area, contained with the Franklin-Gordon Wild Rivers National Park and Southwest National Park. The lower part of the Gordon River is part of the Tasmanian Wilderness World Heritage Area and contains a cold-climate rainforest and rare trees. As with many rivers in western Tasmania, the water is fresh and drinkable, yet has the colour of weak tea due to the absorption of tannin from button grass growing in the catchment area.
Additional dams were proposed for the lower part of the river. However, these plans were changed as a result of significant opposition and public opinion. In particular, the Franklin Dam was proposed just downstream of the junction with the Franklin River, and would have flooded much of both rivers. It was a major political and environmental issue in the 1980s.
Boat excursions to the lower Gordon River from Macquarie Harbour are popular with tourists in Strahan. Seaplane flights depart Strahan during the warmer months and include an out landing on the Gordon River
... and for meditation and inner self-absorption. I found this place at a very early winter morning in the grasslands of Hongyuan beside the monastery Song Tsa close to township Tan Ke Xian. Leica M6, Elmarit M 2,8/21mm, Fuji RVP100F, converted to b&w, Scanned with Nikon Supercoolscan 8000ED.
ALL RIGHT RESERVED
All material in my gallery MAY NOT be reproduced, copied, edited, published, transmitted or uploaded in any way without my permission.
Another shot from Belur. The rains had just stopped and a passage of light ...lucky to
get a patch of blue n shades of white in the sky. THE LEFT section is at a higher level than the right, dry except for the floor and has a roof ...the light/color absorption is different. Same WB settings across.
DRI- Handheld. 3 different exposures. with spot focus on the pillar for one exposure and 2 others between the left flank wall and the right section - sky. I had to hold the cam steady with one hand and move the cursor to specific spots...aligned in PS. Individual exposures treated in ACR.
This was a fairly tough object to process. I took this over 2 nights (7th & 8th Dec) with the moon up and between 70-80% illumination which did affect the subs especially the Oiii. I was going to rotate this but I think it looks better on its side.
Note:-
1. I add the Ha stars back in near the end of the process, given me smaller stars and no colour Halo's....
2. This is not true Hubble as it only made up of Ha & Oiii data
Information:-
NGC 2264 designation refers to both the Christmas Tree Cluster and the Cone Nebula. The cone's shape comes from a dark absorption nebula consisting of cold molecular hydrogen and the dust in front of a faint emission nebula containing hydrogen ionized by S Monocerotis, the brightest star of NGC 2264.The nebula is located about 2,700 light-years away from Earth.
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EQUIPMENT:-
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Telescope Meade 6000 115mm and AZ-EQ6 GT
ZWO ASI1600mm-Cool cmos camera
Orion Mini Auto Guide
Astronomik 12nm Ha Filter
Astronomik 6nm Oiii Filter
Chip Temp Cooled to -20 degC
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IMAGING DETAILS:-
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NGC 2264 Cone Nebula (Monoceros)
& Christmas Tree Cluster
Gain 139 (Unit Gain)
36 Ha subs@300sec (3h)
18 Oiii subs@300sec (1.5h)
Total imaging Time 4.5h
Dithering
20 Darks
20 Flats
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PROCESSING/GUIDING SOFTWARE:-
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APT "Astro Photograph Tools"
DSS
PS CS2