Bacteria 'feed' on earth's ocean-bottom crust
Wednesday, May 28, 2008 - 15:56
in Biology & Nature
Rocks made of basalt on and under the ocean bottom harbor surprising numbers of deep-sea bacteria. Seafloor bacteria on ocean-bottom rocks are more abundant and diverse than previously thought, appearing to "feed" on the planet's oceanic crust, according to results of a study reported in this week's issue of the journal Nature.