Ever dreamed of swimming with the ocean's biggest creatures? Picture yourself surrounded by sea giants, moving smoothly ...

Something very freaky is lurking in the deep waters off the California coast. Researchers aboard a deep sea vessel spotted a barreleye fish and captured the rare sighting on video. The bizarre-looking ...

For centuries, sailors told terrifying stories of glowing sea serpents rising from the depths — enormous silvery creatures ...

SYDNEY -- One of the most impressive experiences you can have with wildlife kicks off with a shouted command. "Come on, come on, come on -- into the water," guide Georgia Clements yelled to her guests ...

A viral video of dead fish swimming is given a scientific explanation. After death, the spinal cord and nerves can still trigger muscle contractions briefly. Muscles retain stored energy (ATP) that ...