Scientists have solved a mystery of how the dinosaur-era greenhouse age ended. The cooling of the world has been traced to a reduction in ocean calcium levels.

Iowa resident Laurie Nielson watched in awe Thursday as 300 sea turtles were released into the Gulf from South Padre Island.

The book falls into three parts, each connected to a different century and events related to what became known as Steller’s ...

Photographers capture mutant crayfish, cleaning fish, and synchronized whales in this year's top underwater contests.

The colossal squid is the largest squid in terms of mass, weighing in at 495kg. The squid’s tentacles are only released when ...

In hydrothermal vent fields, a small snail evolved an iron-reinforced shell. Here’s how it challenges assumptions about ...

The fish was quite shy, only letting Judah observe from the side, changing its stance as the diver tried to get a better look. Footage was captured on Judah's GoPro before he left the fish alone, not ...

Marine biologists have just discovered the largest black coral ever recorded in Aotearoa New Zealand’s seas, while exploring the deep waters of Fiordland. Measuring more than 13 feet tall and nearly ...

(Corpus Christi, Texas) - I have a quick confession to make, I am fascinated by what lives in the sea. It's amazing to me that there are parts of the ocean that we may never have the technology to see ...

As temperatures drop below freezing across New England, an unlikely animal is also in need of a little warmth this winter. Mystic Aquarium said it recently received more than a dozen cold-stunned sea ...