Scientists at China's Beihang University developed a tiny morphable robot to explore the ocean's depths — and it's now taken a dive into the Mariana Trench. The team successfull ...

Starfish are a keystone species and had kept populations of sea urchins in check, which in turn allowed kelp forests to grow.

Most of what’s known about the deep-sea painted swellshark, was learned when researchers found specimens in the fish markets ...

Bringing back sunflower sea stars, which are functionally extinct in California, could help restore kelp forests off the ...

A new study analyzes the evolutionary history of 11 deep-sea species from environments stretching from the central Indian ...

Fast-moving underwater avalanches, known as turbidity currents, are responsible for transporting vast quantities of ...

Alyssa Gehman vividly recalls seeing starfish for the ... But the ocean isn't as colourful now after a wasting disease tore through all varieties of sea stars along the North American West Coast ...