Life Found in the Deepest layer of Earth's Crust

[kennyc]

From New Scientist:

Life is found in deepest layer of Earth's crust
18 November 2010 by Michael Marshall

IT'S crawling with life down there. A remote expedition to the deepest layer of the Earth's oceanic crust has revealed a new ecosystem living over a kilometre beneath our feet. It is the first time that life has been found in the crust's deepest layer, and an analysis of the new biosphere suggests life could exist lower still.

On a hypothetical journey to the centre of the Earth starting at the sea floor, you would travel through sediment, a layer of basalt, and then hit the gabbroic layer, which lies directly above the mantle. Drilling expeditions have reached this layer before, but as the basalt is difficult to pierce it happens rarely.
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Rest here: http://www.newscientist.com/article/...ths-crust.html

Source Paper here: http://www.plosone.org/article/info%...l.pone.0015399