The deep sea is full of surprises, hiding creatures that look like they belong in a sci-fi movie rather than our oceans.

Every spring horseshoe crabs come to South Carolina beaches to reproduce. A volunteer initiative with the SCDNR helps ...

A sperm whale recently washed up on a beach in South Africa, a strikingly rare occurrence that hasn’t happened in recent ...

To survive the deep ocean, sea creatures need all kinds of adaptations that give them alien-like appearances, like huge eyes ...

A rarely seen deep-sea creature has just been captured on film—and what the camera revealed left researchers speechless. Drifting slowly through the pitch-black waters of the abyss, the strange, ghost ...

The deep sea creature also attract its prey using a flashing light light at the end of its long dorsal spine. Its teeth are so big, the viperfish can’t even close its mouth. This eel-like ...

Marine scientists have captured images of a mysterious tentacled creature that lives more than 3 miles below the ocean ...

Instead, this creature subsists on "marine snow," decaying ... batfish, frogfish, and deep-sea angler. Only females possess the iconic, bioluminescent angling apparatus. Most live at the bottom ...

The Monterey Bay Aquarium Research Institute captured footage of a giant phantom jelly with ribbon-like arms over 30 feet ...

Known scientifically as Mesonychoteuthis hamiltoni, this deep-sea creature was first identified in 1925 by zoologist Guy Robson after he found two of its tentacles in the stomach of a sperm whale ...

Scientists found a deep-sea creature with “massive eyes” in an underwater canyon and discovered a new species near Australia, a study said. Photo from CSIRO Thousands of feet below the surface ...

An extremely loud sound detected in the deep sea 28 years ago remains as one of the most mind-boggling underwater mysteries.