Scientists solve gravity-defying bird beak mystery
MIT researchers found that phalaropes depend on a surface interaction known as contact angle hysteresis to propel drops of water containing prey upward to their throats. Photo / Robert Lewis
 Bird-Like Breathing SystemSep 30, 2008
Flesh rendering of the predator Aerosteon with the body wall removed to show a reconstruction of the lungs (red) and air sacs (other colors) as they might have been in life. Drawing: Todd Marshall c 2008, courtesy of Project ... |
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 New Ways to Use BiomassSep 23, 2008
The expense of using precious-metal catalysts is avoided in the high-yielding conversion of cellulose to ethylene glycol (see picture; AC=activated carbon). This process occurs in up to 29 percent yield over a tungsten carbide ... |
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 The Maugean Skate Zearaja maugeanaSep 18, 2008
The Maugean Skate Zearaja maugeana, a new species from Bathurst and Macquarie Harbours in Tasmania. Currently listed as Endangered by the IUCN Red List of Threatened Animals. Image: CSIRO |
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 To survive, tiger moths are bright for birds, click for batsSep 17, 2008
The virgin tiger moth, Grammia virgo, has evolved warning signals to remind predators of its noxious taste. It is conspicuously colored to deter birds during the day and sound producing to deter bats at night. Image: Marie ... |
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 DNA shows that last woolly mammoths had North American rootsSep 04, 2008
The last of the woolly mammoths originated in North America. Photo courtesy of Hendrik Poinar. |
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