He believed his equipment was faulty when it showed that oxygen was being made on the dark sea floor, reports CNN. “I basically told my students, just put the sensors back in the box," Sweetman ...

A breakthrough discovery of oxygen production in darkness could redefine life's origins on Earth and open new frontiers in space exploration.

Sweetman is bullish about the prospects of finding dark oxygen production ... we just set out to measure sea floor respiration,” he says of his initial work. Could mysterious marine fungi ...