When most of us picture the ocean, we imagine turquoise waves, colorful reefs, and shoals of darting fish. But that’s only the surface. Venture deeper, far below the last reach of sunlight, and you ...

Reaching over 30 feet long, the mysterious giant oarfish is the real-life "sea serpent" behind centuries of myths and legends ...

Deep down in the sea, where no light penetrates and where the availability of food is very low, life somehow exists in ways ...

From bone-eating snot-flowers to snowboarding scale worms, when a whale dies it becomes a colossal island of nutrients – attracting weird and wonderful creatures to feast.

The ocean is full of terrifying creatures, and sharks are just one example. Many of us are familiar with commonly spotted ...

This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

A mysterious deep-sea squid filmed 4.1 km below the Pacific can disguise itself as the ocean floor, raising new questions about hidden marine life and what we still don’t know.

A new study indicates that deep-sea mining could threaten at least 30 species of sharks, rays and chimaeras, many of which are already at risk of extinction. The authors found that seabed sediment ...

This adorable sea lion has to eat five to eight percent of its body weight every day to stay healthy and hydrated. Over the ...