A viral underwater encounter off the Southern California coast is melting hearts, but the diver behind it said he hopes it ...

Beginning in September, humpback whales appear off the coast of Hawaii. February is the most magical time, as the pods are at their peak.

The Atlantic, Pacific, Indian, Arctic, and Southern Oceans form a vast, interconnected world beneath the waves. Together, they support an incredible range of marine species adapted to extreme cold, ...

Some deep-sea fish may be able to see light in a different way from most other vertebrates, according to a new study. The ...