Thousands and thousands' of these curious creatures have been showing up on the Texas shoreline, expert says. What are they?

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

In July and August scientists onboard the Schmidt Ocean Institute’s research vessel Falkor (too) spotted the oddities through the eyes of an underwater robot as they explored the Mar del Plata Canyon.

A recent walk on a remote Tasmanian beach took an unexpected turn when a beachgoer noticed unusual tracks cutting across the ...

Strange creatures straight out of a science-fiction movie have been captured by scientists off the coast of Antarctica. Pink and bulbous "sea pigs", hand-sized sea spiders and delicate sea butterflies ...

Barreleye fish are named for their unique, barrel-shaped eyes. These eyes can rotate, allowing the fish to look both upward and straight ahead. Their eyes also have bright green lenses protected ...

What are the blue blobs washing up on California beaches? What to know about these strange sea creatures. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

A manatee was one of the latest in a long line of rare marine animals to turn heads along the Texas coast last month, and — in this case — hold up a $64 million state construction project. One of the ...

A bright green sea slug along America’s coast feeds on sunlight, not food, borrowing plant power to survive months unfed, ...

Scientists are revolutionizing how new marine species are described through the Ocean Species Discoveries initiative. Using advanced lab techniques, researchers recently unveiled 14 new species from ...