How deep can fish live in the ocean? That question has captivated me for more than a decade. But my research team’s discovery of the deepest sea fish, announced this week, might not be the final ...

In the foreground, a snailfish swimming in a deep ocean trench. Credit: Minderoo-UWA Deep Sea Research Centre / University of Western Australia In a hostile realm of the ocean, where the pressure is ...

There’s only one word for it: indescribable. “It’s one of those awesome experiences you can’t put into words,” says fish ecologist Simon Thorrold. Thorrold is trying to explain how it feels to dive ...

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme environment—particularly in the hadal zone at depths greater than 6,000 ...

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 ...