15/03/2010

U.S. firms working to lower cost of solar energy

One piece of the American effort to find a way to make solar energy cheap enough that everyone will want it is unfolding in a modest redbrick building in this Midwestern city once known as one of the nation's top makers of ...

To the Antarctic or Brazil for new feathers

(PhysOrg.com) -- Not only land birds, but also some seabirds, cover enormous distances during migration: the sooty shearwater, for example, circumnavigates the earth one and a half times on its travels. Despite this, relatively ...

Cro Magnon skull shows that our brains have shrunk

(PhysOrg.com) -- A new replica of an early modern human brain has provided further evidence for the theory that the human brain has been shrinking. The skull belonged to an elderly Cro Magnon man, whose skeleton is called ...

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