Learn more about some of the best new discoveries: ...

In 1917, a civil engineer pioneered the first deep-sea vehicle to attempt filming underwater. A century later, we have James ...

A terrifying predator was discovered eight kilometres below the surface of the ocean. Researchers discover a menacing new ...

A newly discovered mechanism could explain the shock finding last year that oxygen is produced by metallic nodules on the seafloor – and it might be happening on other planets, too ...

The mysterious deep sea creature the Greenland shark swims around in the 'midnight zone, and new footage has revealed it in ...

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme ...

Ever wondered how much of our vast, mysterious oceans we’ve uncovered? Spoiler alert: not nearly as much as you’d think!

Triton was the first submersible to reach the deepest points of all five oceans. Journalist Susan Casey shares her experience ...

Mining of polymetallic nodules from the seabed might lead to significant and long-lasting ecological changes -- both in the mined area, where surface sediments and the fauna living in and on it are ...

Rules for the emerging deep-sea mining sector should take a "precautionary approach" that protects the environment, the head ...