A treasure trove of deep reef dwellers has been discovered in coral reefs off the coast of Guam, including 20 that are new to ...

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

Scientists have long assumed the deep-sea Alicella gigantea was an uncommon survivor of the abyss.

The 30cm-long (11.8in) juvenile was spotted at a depth of 600m (1,968ft), near the South Sandwich Islands in the south Atlantic Ocean. Experts believe colossal squid can grow up to 7m (23ft) in length ...

A transparent goby fish drifted through the darkness, its skeleton visible through paper-thin skin. Nearby, a sea slug wore ...

Researchers are not even halfway through analyzing the thousands of samples collected from the Southern Ocean, but they've already discovered 30 new deep-sea creatures. Reading time 2 minutes The deep ...

Deep-sea mining trials revealed significant but localized biodiversity loss in one of the planet’s least explored ecosystems. Global demand for critical metals is rising sharply, prompting many ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

In the deep sea, there are places where chemicals and nutrients seep out of the sediment and into the water. These chemosynthetics-based ecosystems were discovered in 1977, and in the decades since, ...

Scientists found a “golden” sea creature “deep within” underwater caves off Saudi Arabia and discovered a new species, a study said. Photo from Getty / iStockphoto On a coral reef off the western ...