The vast ocean hides a world that continues to amaze and sometimes startle us. Divers and fishermen have shared incredible footage of marine animals that look like they belong in another dimension.

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.

As of 2026, more than 80% of the world’s oceans are still unmapped and unexplored. We know more about the face of the moon ...

A deep-sea anglerfish was recently caught on camera in a rare moment, delighting social media users while scaring others. Condrik Tenerife, a Spanish conservation organization, and marine photographer ...

Meet the “ghost fish,” a phantom of the abyss. Here’s how we found the first ever proof of its existence just a few years ago. The deep sea is a part of the world that very few humans get the chance ...

The deep sea is cold, dark and under immense pressure. Yet life has found a way to prevail there, in the form of some of Earth’s strangest creatures. Since deep-sea critters have adapted to near ...

The scientists examined the lineages of two groups of bivalves—marine invertebrates that include clams, oysters, mussels, and ...

Despite the deep ocean covering two-thirds of our planet’s surface, humans have only explored a staggering 0.001% of it, according to a study published in Science Advances on May 7. This tiny fraction ...