The discovery in the 1970s of hydrothermal vents, where volcanoes at the seafloor produce hot fluid exceeding 350 degrees Celsius, or 662 degrees Fahrenheit, fundamentally changed the understanding about Earth and life. Yet, life at and underneath the seafloor is still very much a mystery today.
Click here for original story, Discovery transforms understanding of hydrogen depletion at the seafloor
Source: Phys.org