Six animals pulled from the deep ocean were so biologically distinct that researchers had to create entirely new taxonomic ranks to classify them, from a new order of sponges to a new supergroup of ...

What has needle-like teeth so large they don't fit inside its mouth, a huge gaping jaw that completely engulfs its prey, and lives in the depths of the ocean where sunlight can't reach? That would be ...

Twenty-four species of deep-sea crustacean, all previously unknown to science, have been formally described from the ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

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 ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.