"Imagine you're a water molecule in a glass of ice water, and you're floating right on the boundary of the ice and the water," proposes Emory University physicist Eric Weeks. "So how do you know if you're a solid or a liquid?"
Condensed Matter
Aug 11, 2009
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A Chinese semantic network with semantic (argument structure) annotation was built and investigated for finding its global statistical properties. The results show that semantic network is also small-world and scale-free ...
Social Sciences
Aug 11, 2009
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(PhysOrg.com) -- In cosmetics, lipid vesicles, also known as liposomes, effectively transport ingredients through the skin. However, they are also used to encapsulate pharmaceuticals and release them at the intended point ...
Biochemistry
Aug 11, 2009
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Hundreds of onlookers cheered Monday afternoon when a beached mother whale was reunited with her calf on a southern Florida beach, the mother frantically thrashing about and splashing water into the air.
Plants & Animals
Aug 11, 2009
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To move your arm or leg, certain muscles need to change shape, to either lengthen or contract. Now scientists have made liquid-crystalline particles that can change shape in a similar way, but which are only micrometers across. ...
Materials Science
Aug 11, 2009
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Stable isotope data published this week in the Proceedings of the National Academy of Sciences by Erik Trinkaus, professor of anthropology at Washington University in St. Louis, and Michael Richards of the University of British ...
Archaeology
Aug 11, 2009
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As Deng Hui looks out at a forest of towering turbines dotting his company's wind farm north of Beijing, a cold, drizzly wind howls in his face, but he doesn't mind.
Energy & Green Tech
Aug 11, 2009
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Working with researchers in China, biologists at UC San Diego have discovered how a Chinese drug effective in killing parasitic roundworms works.
Biochemistry
Aug 11, 2009
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Single parents are more likely than parents in nuclear families to receive financial help from their grown, live-in children, according to research to be presented at the 104th annual meeting of the American Sociological ...
Social Sciences
Aug 11, 2009
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Dear EarthTalk: What are some simple low-cost improvements I can do to my home to make it greener? (Stefan Lonce, via e-mail)
Environment
Aug 11, 2009
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