Some of the world’s most fascinating creatures live underwater. And unlike the more mainstream animals under the sea — seahorses, sharks, and even deep sea anglerfish — one cool member of the aquatic ...

BUENOS AIRES, Argentina (AP) — Transparent-faced fish drift through dusky waters. Snowlike flecks of dead plants sift down from the world above. Soft sponges peek through the soot of the seafloor.

The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

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.

Transparent-faced fish drift through dusky waters. Snow-like flecks of dead plants sift down from the world above. Soft sponges peek through the soot of the seafloor. Only occasional mutters among ...

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 ...