Sea clutter is unwanted radar return caused by ocean waves, often appearing as false echoes near the surface that can obscure ...

What is a sea? If you happen to call the sea the ocean, you’re not necessarily wrong – seas can still be considered a part of the ocean. What typically defines them, however, is that they are ...

A new database compiling over 400 sightings of a mysterious ocean phenomenon known as ‘milky seas’ could help scientists soon predict when the odd ocean glows occur.

The word “urchin” derives from a 14th-century word for “hedgehog.” Like their terrestrial namesakes, sea urchins are known for their spines, which are flexible and strong and serve ...

To better understand the air-sea interactions of biogeochemically important constituents such as gases and different particles, researchers from the University of Delaware and the University of ...

From starfish and sea slugs to jellyfish and sponges, the ocean's invertebrates are some of the most ancient and diverse critters on Earth. And so are their superpowers, as marine biologist Drew ...