In brief: NASA asks for moon, Mars exploration ideas
NASA issued a request for information Tuesday, soliciting ideas from individuals and organizations on exploration plans for the moon, Mars and beyond.
Apr 12, 2006
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12/04/2006
Survey Reveals Building Block Process For Biggest Galaxies
A new study of the universe's most massive galaxy clusters shows how mergers play a critical role in their evolution. Astronomers used the twin Gemini Observatory instruments in Hawaii and Chile, and the Hubble Space Telescope ...
Apr 12, 2006
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Why Is The Ground Brown
Ecologists have long asked, Why is the world green? In other words, why aren't herbivores, such as insects and grazing animals, more successful at eating the world's green leaves, also known as plant biomass?
Apr 12, 2006
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The brain's reaction to errors is studied
From accidentally deleting a computer file to dropping something, we all make mistakes -- and now Michigan scientists are learning how that affects the brain.
Apr 12, 2006
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