Channeling your inner alien? Maybe, scientists say

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January 27, 2010 7:22:03 AM PST
For decades, scientists have scanned the heavens in search of extraterrestrial life. Perhaps they should have looked closer to home. Variant life forms - most likely tiny microbes - could still be hanging around "right under or noses - or even in our noses," Paul Davies, an award-winning Arizona State University physicist, told a group of scientists Tuesday.