Deep-sea fish thrive in extreme pressure, darkness, and pollution, revealing new survival mechanisms and threats.

America's first 'underwater automobile' is introduced, capable of diving up to 11,000 meters. The HOV DEEPSEA CHALLENGER by ...

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

An exploratory expedition describes two deep-sea, low-oxygen ecosystems in the Red Sea, including some surprising fish. The findings are published in PNAS Nexus.

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

Jussi Hovikoski and colleagues analyzed 20 sediment cores from 7.5 km depth across the Japan Trench ... Documenting and describing these traces in deep-sea sediments is important for shedding ...

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

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

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

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 ...

The sea cucumber’s color is “unique,” researchers said, and its smaller number of tentacles (15 compared to 18 found in other ...