The sea slug is bright green, shaped like a leaf and doing something very few animals can: harnessing the power of the sun.

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

A new study, led by Woods Hole Oceanographic Institution (WHOI) and Columbia University, identifies a diverse set of ...

A forgotten 75-year-old recording is now the oldest known whale song, capturing the haunting sound of an ocean that once ...

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.

Becky O'Brien always wanted to work with ocean life, but she didn't realize she'd be able to do the job in the middle of the ...

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

Whale carcasses transform the deep sea into a vibrant ecosystem, offering a massive, decades-long feast for bizarre creatures. From hagfish and sharks stripping flesh to bone-eating worms and ...

A rare sighting in Bali, Indonesia shows a majestic looking sea slug with a unique way of swimming and eating.

Over the long and complicated course of evolutionary history, mammals independently turned towards water to make a home multiple times. While many of the warm-blooded animals that abandoned dry land ...

Ocean conditions were considered life-threatening across many beaches in the U.S. and the Caribbean.