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[Title] How Life Evolved in Hydrothermal Vents Deep Under the Sea: 10 Steps to the First Cells - How life evolved: 10 steps to the first cells Was our oldest ancestor a proton-powered rock. We may never be able to prove beyond any doubt how life first evolved. But of the many explanations proposed, one stands out - the idea that life evolved in hydrothermal vents deep under the sea. Not in the superhot black smokers, but more placid affairs known as alkaline hydrothermal vents. This theory can explain life's strangest feature, and there is growing evidence to support it. Earlier this year, for instance, lab experiments confirmed that conditions in some of the numerous pores within the vents can lead to high concentrations of large molecules.... [tags: evolution, biology, microbiology] [Length] 705 words (2 pages) [3] [preview] [Color Rating] 
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