A research expedition in the Southern Ocean has mapped a string of seamounts that help to shape the Antarctic Circumpolar Current — an ocean current that flows clockwise around Antarctica.

Strange 'sea pigs,' sea spiders and a spawning 'butterfly' discovered on Antarctic ocean floor by scientists NASA satellites show Antarctica has gained ice despite rising global temperatures.

Iceberg "A23a," which is five times bigger than New York City, is heading towards the southern Atlantic Ocean after being stuck for almost four decades.

New study shows just how little – about 99.999% – of the world’s oceanic depths have been viewed by human eyes.

Gallager, Asper and their team went to survey the sea floor around Palmer Station to locate possible sites for the installation of the first underwater cabled observatory in Antarctica.

A 'vulnerable Antarctica' Scientists said the map revealed that the ice sheet is at greater risk of melting due to the incursion of warm ocean water that’s occurring at the fringes of the continent.

Atop the sea floor off the Antarctic Ocean’s Livingston Island, a new Canadian ocean observatory is collecting data and transmitting the information back to Canadian and international climate ...

Scientists have solved part of a longstanding mystery on how a gigantic hole in Antarctica's sea ice formed. Scientists first discovered the mysterious hole, known as a polynya, in the 1970s. It ...

But seals can't map the entire ocean floor. The trackers used in the study could pinpoint a seal's geographical location only within about 1.5 miles, which allows for useful but not exactly high ...

Scientists put trackers on Antarctic seals to help them map the ocean floor. The deep-diving seals uncovered a massive underwater canyon more than a mile deep. This canyon may help scientists ...

Deep-diving seals satellite-tracked over two decades help scientists map the ocean floor, and a Chicago disc jockey known as DJ Casper dies aged 58. Catch up on today's latest news, as it happens.

New high-resolution maps of the seafloor halfway between Tasmania and Antarctica have revealed a chain of underwater volcanoes whose towering peaks may sculpt ocean currents above.