In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain whole underground ecosystems. The post Underground Cells Make ‘Dark Oxygen’ Without Light first appeared on Quanta Magazine
Scientists have come to realize that in the soil and rocks beneath our feet there lies a vast biosphere with a global volume nearly twice that of all the world’s oceans. Little is known about these underground organisms, who represent most of the planet’s microbial mass and whose diversity may exceed that of surface-dwelling life forms. Their existence comes with a great puzzle: Researchers have…