The bold question-askers at What If take you deep into five ocean trenches that few humans have ever explored.

Submarine canyons are among the most spectacular and fascinating geological formations to be found on our ocean floors, but ...

Scientists estimate it will take at least 5 to 10 million years for the Afar region to be fully submerged. When that happens, ...

A University of Kansas researcher has spent years studying "aquaterra"—his term for regions around the world once populated ...

The Marianna Trench is the deepest area of the ocean, and therefore one of the most mysterious underwater regions in the ...

The space business of Europe-based global major aerospace and defence group Airbus has announced that the second Copernicus Sentinel-6 ocean-surface monitoring satellite has been transported to ...

We studied a group of animals called brittle stars, strange spiny creatures with a disc-like body and five sinuous or ...

A brewing low-pressure system near Florida’s coast could drench Jacksonville with heavy rain and storms, raising the risk of ...

If the Bay Area falls under another weeks-long “heat dome” like last summer, your best chance for relief is to head to the ...

A 1,000-tonne ship is exploring the far-flung South Pacific for riches buried beneath the waves, spearheading efforts to dredge the tropical waters for industrial deep-sea mining.Many of the Cook ...

Scientists have uncovered ancient human migration routes hidden beneath the sea, revealing how early humans moved between ...