A discovery from the "complete darkness" of the Pacific Ocean seafloor is testing the scientific consensus on how oxygen is made and has even called into question the origins of life on Earth, a new ...

A bizarre new discovery in the deep Pacific Ocean has scientists scratching their heads, and for good reason. Far beneath the ocean’s surface, in a region where sunlight never reaches, oxygen is being ...

Potato-sized lumps of metal on the seafloor are generating oxygen, a new study has found. Scientists previously believed that oxygen was strictly formed as a byproduct of photosynthesizing plants.

Metallic nodules found deep in the sea seem to be producing significant amounts of oxygen by some unknown mechanism, researchers revealed last year. Now, we may have found out how it is happening – ...