Grow in the Dark: Bottom-dwelling bacterium survives on geothermal glow

12:26pm, June 22, 2005

A microbe discovered in the deepest, darkest reaches of the Pacific Ocean makes its living in an unlikely way—by photosynthesis. The newly described species, announced in the June 28 Proceedings of the National Academy of Sciences, uses faint light emitted by deep-sea hydrothermal vents to power its metabolism.

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