Mesopelagic fish, long overlooked in ocean chemistry, are now proven to excrete carbonate minerals much like their shallow-water counterparts—despite living in dark, high-pressure depths. Using the ...

Chinese scientists uncovered a powerful energy source for deep Earth microbes: hydrogen and oxidants generated by rock fracturing during earthquakes. The process may also suggest how life could exist ...

Deep inside Earth, far below the crust and oceans, lie vast hidden regions that many geophysicists suspect could have shaped the conditions for life at the surface. I cannot verify specific scientific ...