In 2022 the Monterey Bay Aquarium Research Institute reported a new species of nudibranch crawling on the ocean floor near the Gulf of California at a depth of more than 7,700 feet.

Learn about the effects of a changing climate on the Arctic ecosystem and four of its well-known mammals: the polar bear, the walrus, the Arctic fox and the beluga whale. The term “climate ...

For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

Despite global reductions in mercury emissions, mercury concentrations in Arctic wildlife continue to rise. A study published in Nature Communications by researchers from Aarhus University and the ...

Crucially, the clam data came from a spot-on the border between the AMOC and Arctic waters, where ocean conditions are heavily dependent on the strength of currents flowing from the south.

As sea ice disappears, however, the surface of the Arctic Ocean is heating up. The barrier between the layers is degrading, and Atlantic water is mixing more easily into the upper layer.

Art often imitates life, and sometimes animals do, too. The enormous jellyfish seen in this YouTube video bears a striking ...

However, the Arctic Ocean and its marginal seas have experienced a rise in POP levels. Their presence poses potential dangers to animals and people as they enter the fragile ecosystem’s food web.

A bowhead whale and calf are seen swimming in an open-water lead the Arctic Ocean in this undated photo. A new study appears to be the first to document the presence of PFAS compounds, known as ...

The first ice-free days of the Arctic Ocean could occur as soon as the 2020s or 2030s — as many as 10 years earlier than previous projections.

An international team led by scientists at the University of Delaware found that the Arctic Ocean grew 50% more acidic from 1996 to 2020, changing three times faster than the rest of the ocean.