Last updated on April 20, 2014 at 1:20 EDT
Life Under the Seafloor
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Life Under the Seafloor

July 27, 2010
Scientists have found that rocks beneath the seafloor are teeming with microbial life. While research has predicted that life could in fact exist in such a cold, dark, rocky environment, scientists really didn't expect to find it thriving at the levels they observed. The findings pose intriguing questions about ocean chemistry and the co-evolution of Earth and life.