Melting ice is an emblem of climate change. For sea ice, the Arctic has been grabbing most of the headlines for its truly alarming rate of decline. But recently Antarctica has followed suit.

A swarm of jellyfish just outmatched one of Europe’s most powerful nuclear plants, slipping through filters, liquefying, and ...

Jellyfish are strange creatures, with each species having its own set of unique traits and quirks. One example is the warty ...

When deep-sea explorers from the Schmidt Ocean Institute went on expedition off the coast of Argentina, they were amazed to see an enormous creature floating through the gloom: a giant phantom ...

By about 200 meters, light fades fast, and below 1,000 meters the sea is functionally dark, forcing life to solve survival with stranger tools than most surface creatures ever need. That is why so ...

A swarm of jellyfish shut down four of six nuclear reactors at the Gravelines power plant near Calais, France. The jellyfish ...

"I’ve been down 3,000 feet alone in the ocean, which has got to be one of the loneliest places on the planet," Widder says.

The name “sea hare” comes from the two tentacles on their heads that resemble a rabbit’s ears. Learn more about this marine mollusk.

Often mistaken for their more dangerous relatives, the delicate by-the-wind sailors are largely harmless and rely on wind to ...

Box jellyfish get their name from their cube-shaped bell, with long tentacles trailing from each corner. When alive in the water, those tentacles can stretch several feet. "Unlike most jellyfish, they ...

A box jellyfish advisory has been issued this morning for Ala Moana Beach Park and Waikiki. An alert was also issued at about 12:40 p.m. today for Maili. Honolulu Ocean Safety lifeguards warned that ...

A bizarre deep-sea mollusk went viral on YouTube—and now officially bears a name chosen by the people. The Senckenberg Ocean Species Alliance (SOSA), working with scientific publisher Pensoft ...