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

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

YouTube channel MetaBallStudios has shared a 3D animation demonstrating just how deep the sea is compared to different lakes and seas.

On the abyssal plains, at depths between 3,000 and 6,000 meters, polymetallic nodules are scattered across millions of square ...

Hidden in the abyss of the Atacama Trench, Dulcibella camanchaca reveals itself as a unique predator adapted to the darkness.

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 ...

Challenger Deep, the Earth's deepest point, lies in the Mariana Trench. Discover its extreme conditions, exploration history, ...

An exploratory expedition describes two deep-sea, low oxygen ecosystems in the Red Sea, including some surprising fish.

The research facility of cold-seep ecosystem, a megaproject whose launch was recently announced in South China's Guangdong ...

U.S. scientists are investigating how a deep-sea anglerfish ended up near the surface far from its natural extreme-depth habitat. Changes in water temperature currents or food supply may be ...