Tiny blue Velella are washing up on Oregon beaches again. Here’s what they are and why researchers think big strandings are more common after warmer winters.

Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate ...

Somewhere in the North Atlantic, more than a kilometer beneath its surface, a cold-water coral reef stretches across an ...

Under the Arctic sea ice, fish and plankton live in complete darkness, even in midsummer. Ice floes stop the sun's rays, especially if they are covered by snow. As the ocean heats up, the sea ice ...

Scientists discovered towering methane ice structures and a thriving ecosystem at Molloy Ridge in the Greenland Sea. These deep-sea formations, the deepest cold seeps in the Arctic, support diverse ...

The Bermuda Triangle, in the North Atlantic Ocean, has become infamous for the planes and ships that are said to have ...