The ocean’s deepest reaches harbor some of the most alien and terrifying life forms on Earth. Far below where sunlight fades to eternal darkness, creatures have evolved in ways that seem to defy ...

A deep-sea mollusk, Catillopecten margaritatus, lost its sight and adapted to bacteria and chemicals to survive in extreme ...

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, where sunlight can’t reach, lives a world full of creatures that look more ...

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 ...

A lot of weird-looking life-forms lurk in the deep sea, and this year we got some spectacularly close looks at several of them, including a goofy Doctor Who–esque octopus, alienlike Antarctic dwellers ...

Some deep-sea fish may be able to see light in a different way from most other vertebrates, according to a new study. The fish, found in the Red Sea, have what the scientists behind the new study ...