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 ...

The deep ocean is about as mysterious as the depths of outer space, and it's home to some bizarre finds, from tiny angelic creatures to giant worms.

For all of humanity’s ventures to outer space, we’ve yet to see 99.999% of the deep-sea floor. In the latest subaquatic news, researchers discovered some 4,000 marine species, 88% of which were new ...

An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food, and lack of sunlight can ...

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 ...

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.