A major ocean current in the Southern Hemisphere has reversed direction for the first time in recorded history, in what ...

A salty surge in the Southern Ocean is melting Antarctic sea ice from below — and causing dramatic changes scientists didn’t ...

A tiny, obscure animal often sold as aquarium food has been quietly protecting our planet from global warming by undertaking ...

The deepest point of the ocean – the Mariana Trench – is 11,034 metres deep. It’s located in the western part of the Pacific Ocean and is a 1,580-mile-long stretch (2,542 kilometres) of ...

In recent years, the Southern Ocean has undergone one of the most dramatic environmental shifts observed anywhere on Earth.

Zooplankton like copepods aren’t just fish food—they’re carbon-hauling powerhouses. By diving deep into the ocean each winter ...

Scientists on a research expedition in the Southern Ocean captured the first footage of a living Gonatus antarcticus squid. The colorful, three-foot squid species was only known to scientists ...

A sudden salinity spike in the Southern Ocean is accelerating Antarctic ice loss and triggering a dangerous climate feedback ...

Sea ice in the Antarctic Ocean had been growing for decades, but now, a sudden trend downward could spell serious trouble.

Tiny ocean zooplankton play a massive role in trapping carbon deep below the surface, offering a hidden buffer against ...

An elusive deep-sea squid species was caught on camera for the first time ever in a major breakthrough. ... SuBastian," in the Southern Ocean, National Geographic said in a press release.