Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest life forms thrive. These deep-sea creatures have evolved in total darkness ...

For decades, oceanographers have known that something did not add up in the deep sea. Huge predators like sharks and tunas ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

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 ...

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same mutation across fish species that have evolved on separate timelines — ...

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, ...

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 ...

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 ...