(Phys.org) -- Observations with NASA's Chandra X-ray Observatory have provided the first X-ray evidence of a supernova shock wave breaking through a cocoon of gas surrounding the star that exploded. This discovery may help ...
Astronomy
May 15, 2012
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(Phys.org) -- Research published in the peer-review Journal of the Royal Society Interface on Wednesday presents a close look at the structure and physical properties of silkworm cocoons. The paper’s research efforts ...
The egg sac silk of the cocoon stalk of the cave spider Meta menardi is the most stretchable egg sac silk yet tested, according to a study published Feb. 8 in the open access journal PLoS ONE.
Plants & Animals
Feb 8, 2012
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(PhysOrg.com) -- A spiders silk is strong and more elastic and has a large range of possible medical applications. However, spiders have a history of being territorial and prone to cannibalism, so the idea of having a large ...
(PhysOrg.com) -- To visible-light telescopes, this star-forming cloud appears to be chomping through the cosmos, earning it the nickname the "Pacman" nebula, like the famous Pac-Man video game that debuted in 1980. When viewed ...
Astronomy
Oct 27, 2011
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Scientists are reporting development of the first fast and reliable scientific method to determine the age and authenticity of priceless silk tapestries and other treasures -- such as Civil War General Phillip Sheridan's ...
Analytical Chemistry
Oct 12, 2011
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Strand for strand no fabric can compare to the luxurious feel, luminosity and sheen of pure silk. Since millennia, the Chinese have been unraveling the cocoons of the silk worm (Bombyx mori) and weaving the fibers into sumptuous ...
Analytical Chemistry
Sep 13, 2011
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Paleontologists have discovered a group of more than 20 polar dinosaur tracks on the coast of Victoria, Australia, offering a rare glimpse into animal behavior during the last period of pronounced global warming, about 105 ...
Archaeology
Aug 9, 2011
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(PhysOrg.com) -- In a recent study published in Biology Letters, a page of science fiction comes to life in a real-life zombie scenario between the ladybug and a parasitical wasp called Dinocampus coccinellae.
If you were to catch Loretta Downs loping through the shoulder-high milkweed along her alley fence come the end of June, you might not realize she was searching for something so sacred it leaves her speechless.
Plants & Animals
May 26, 2011
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