Scientists discover a massive hidden ocean 400 miles down. This 6th ocean reservoir may hold 3x more water than the surface.

Over 70% of Earth's surface is covered by oceans, but most of it remains unexplored. In contrast, we have detailed surface ...

Far below the familiar blue of the oceans, scientists are uncovering evidence of a vast hidden reservoir of water locked inside the rocks of Earth’s mantle. Rather than a single underground sea, this ...

Add Yahoo as a preferred source to see more of our stories on Google. New research suggests Earth’s core may store up to 45 oceans’ worth of hydrogen, reshaping theories of water’s origin. (CREDIT: ...

Our planet plunged into one of the most dramatic climate states in its long history, approximately 720–635 million years ago.

Ancient fossils show how much warming tropical oceans can handle before plankton collapse, offering clues about future ...

A new scientific revelation reveals that deep in the Earth’s core lies a good amount of hydrogen as well as a large amount of iron. While the iron in the core has always been recognized as dominant, ...