Thousands of never-before-seen microbe species have been found in the deepest point of the world's oceans, the Mariana Trench. These strange microorganisms are like nothing we see on the surface, ...

Cruising at a depth of 8,336 meters (over 27,000 feet) just above the seabed, a young snailfish has become the deepest fish ever filmed by scientists during a probe into the abyss of the northern ...

It’s no wonder deep-sea creatures are so strange. They survive against the odds in one of the most extreme environments on the planet, featuring near-zero temperatures, desperately low oxygen levels, ...

Researchers descended more than 35,700 feet (10,900 meters) below sea level to collect biological samples that revealed surprising diversity. And also trash. Reading time 3 minutes Earth’s hadal zone ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

A rare deep-sea creature, sometimes called a "doomsday fish," made a mysterious appearance on a remote beach in Tasmania, and the eerie encounter is causing people to wonder about what's really ...

A rare deep-sea fish regarded as a harbinger of doom has washed up on a beach in the Canary Islands. The oarfish was discovered by beachgoers in Lanzarote on 10 February, sparking fears among the ...

A new study offers the first direct evidence that deep-dwelling mesopelagic fish, which account for up to 94% of global fish biomass, excrete carbonate minerals at rates comparable to shallow-water ...

Chilean devil rays swim in the Atlantic Ocean near the Azores. Reinhard Dirscherl / ullstein bild via Getty Images There’s only one word for it: indescribable. “It’s one of those awesome experiences ...