A riotous photography collection from a recent underwater mission off the coast of Chile shows new and fascinating deep-sea ...

Massive sea creatures were spotted off the coast of California and viewers are calling the experience “dreamy.” Onlookers ...

A calving iceberg exposed a region that never before had been seen by human eyes, revealing a vibrant, thriving ecosystem ...

A hidden ecosystem of giant sea spiders, octopuses, and other stunning sea creatures shows how life can flourish even when sealed off from the surface by a thick layer of ice.

Crustaceans, snails, worms and fish are among the dozens of creatures that deep-sea explorers discovered under a massive ...

While this blue sea creature appears to be writhing in pain, it’s actually just moving around. The cerata, or feather-like protrusions from the body, move easily and gracefully.

Something unusual is happening in the oceans. Strange deep-sea creatures are surfacing, and marine life is behaving unpredictably. From the rare sighting of the so-called “doomsday fish” to ...