New footage shows a massive southern sleeper shark gliding through 34-degree Antarctic water at 1,640 feet deep.

Researchers spotted a shark off the Antarctic Peninsula for the first time ever, swimming at a depth so deep the sun could not reach it.

Sleeper sharks live extraordinarily long lives and can thrive in near-freezing ocean temperatures near Earth's poles.

Scientists have captured footage of a sleeper shark farther south than ever before, suggesting Antarctica’s Southern Ocean is ...

Amid all the headlines and chaos, one of the few things that keeps us sane is looking at photos of adorable animals. They ...

The footage was captured by a camera operated by the Minderoo-UWA Deep-Sea Research Centre, which studies life in some of the ...

Scientists record the first shark in Antarctic waters at 1,600 feet, revealing new evidence of deep-sea life in one of the coldest oceans.

Sharks are ancient creatures—even older than land dinosaurs —and they’ve evolved to swim in almost all the world’s ocean waters. Still, many scientists suspected that the animals didn’t live in ...

A bulky shape drifted through dim water nearly half a kilometer below the Antarctic surface, moving slowly over a pale seabed. At first glance, it looked like something familiar.

The southern sleeper shark is a large, slow-moving species of deepwater shark typically found across the Southern Ocean from central Chile to the sub-Antarctic Islands. While it is well adapted to ...

The first shark ever documented in Antarctic waters was captured on camera at 1,600 feet deep in near-freezing temperatures.