This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

When we dream of landscapes, we might imagine rolling valleys or rugged mountains. But there is a whole landscape hidden from human view: the secret world of the seafloor.

Robotic and autonomous underwater vehicles have collected vast quantities of footage from the deep sea, but most of it hasn’t ...

A surprising mystery has been uncovered off the coastlines of Britain’s Caribbean territories. The first expedition revealed an underwater mountain range, a massive blue hole, and coral ...

The deep sea is a dark, cold place. It's just a few degrees above freezing, subject to immense pressure, and beyond the reach ...

A photographer captured this extraordinary site where whales' bodies lie in the shallows, with troubling repercussions for the deep oceans.

Leticia Carvalho heads a global authority that’s been struggling to set rules for a decade. President Trump’s aggressive push ...

The ocean is full of surprises, and scientists are still finding creatures that seem almost unreal. From tiny reef animals to bizarre deep-sea species, these discoveries show just how much of the ...

It’s not uncommon for newly discovered species to make the news, especially when they are found 5,500 meters underwater. What ...

Researchers from the University of Delaware’s College of Earth, Ocean and Environment helped lead the charge of underwater ...

Deep-sea researchers captured rare footage of a fascinating creature living approximately 62 miles off California's coast.