Two marine giants and the remnants of a never-before-seen battle have made history by being caught on video. Emerging from the deep with a giant squid in its maw, the mother sperm whale reigned ...

A pair of scuba divers have captured amazing footage of marine life by leaving their GoPro on the ocean floor unmanned.

Dive into the mesmerizing underwater world in stunning 4K UHD cinematic footage. Watch sea lions swim gracefully through crystal-clear waters illuminated by sunlight, revealing the harmony and beauty ...

The Australian sea lion’s unique breeding cycle may give sea lion mothers more time to teach their pups life skills.

WELLINGTON, New Zealand (AP) — There are easier ways to cross an ocean, but few are as slick or stylish as the remora’s whale-surfing joyride. Scientists tracking humpbacks off the coast of Australia ...

Its presence could make a minuscule fish downright jelly. Scientists were awestruck after discovering a schoolbus-sized phantom jellyfish off the coast of Argentina, as seen in incredible footage shot ...

A deep-sea expedition has recorded 30 previously unknown species from one of the planet’s most inaccessible regions, at depths of up to 700 meters, or 2,300 feet, in the Southern Ocean. The ...