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

More than 71% of Earth is covered by oceans, but about 95% of them remain unexplored. Only about 20% of the seafloor has been ...

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 ...

Scientists now believe vast water reserves are hidden nearly 400 miles beneath Earth's surface, locked within rock. Lab experiments, earthquake data, and rare deep-formed diamonds suggest this 'wet' ...

Underwater earthquakes in Antarctica can trigger massive phytoplankton blooms, linking deep-sea seismic activity to ocean ...

For the past three decades, glaciologist Helen Amanda Fricker has been investigating polar regions — the fastest changing ...

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

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

When you buy through links on our articles, Future and its syndication partners may earn a commission. The reason Earth's oceans may have looked different in the ancient past is to do with their ...

For ages, Earth has been known as a blue planet, a vision largely shaped by the vast oceans that cover three-quarters of its surface. But what if this wasn't always the case, and our oceans used to be ...