For the South, the storm that dumped a foot of snow in some places was only the beginning. Temperatures in the teens will grip the region over the next few days, freezing and refreezing the snow and ice, making the roads ...
Environment
Feb 18, 2015
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The asymmetrical flight feathers of their wings are among the most distinctive features of living birds. But how are these feathers actually constructed, and when did they first appear in evolutionary history?
Evolution
Feb 16, 2015
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(Phys.org) —The sight of a tiny hummingbird hovering in front of a flower and then darting to another with lightning speed amazes and delights. But it also leaves watchers with a persistent question: How do they do it?
General Physics
Nov 23, 2014
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This is one of Rosetta's two massive solar wings, keeping ESA's comet-chaser powered out in the cold depths of space, currently some 448 million km from the Sun.
Space Exploration
Nov 12, 2014
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Research has demonstrated with some of the first experimental evidence that coloration or patterns can be used to "deflect" attacks from predators, protecting an animal's most vulnerable parts from the predators most likely ...
Plants & Animals
Nov 11, 2014
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(Phys.org) —NASA's green aviation project is one step closer to developing technology that could make future airliners quieter and more fuel-efficient with the successful flight test of a wing surface that can change shape ...
Space Exploration
Nov 9, 2014
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Bright colours appear on a fruit fly's transparent wings against a dark background as a result of light refraction. Researchers from Lund University in Sweden have now demonstrated that females choose a mate based on the ...
Plants & Animals
Oct 22, 2014
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Collapsible wings may be a bird's answer to turbulence according to an Oxford University study in which an eagle carried its own 'black box' flight recorder on its back.
Plants & Animals
Oct 14, 2014
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A pair of researchers, one from Oxford University, the other with the Natural History Museum in London, has found a way to grow butterfly wings in their lab. In their paper published in Bioinspired, Biomimetic and Nanobiomaterials, ...
Seeking to expand the nation's capability to detect and identify materials that are not easily visualized by conventional imaging technologies, DARPA today released an announcement inviting proposals to develop portable, ...
General Physics
Sep 25, 2014
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