Far below the ocean’s surface, in a remote stretch of the Pacific between Hawaii and Mexico, scientists have mapped 788 deep-sea species thriving in near-total darkness, many of which may be entirely ...

Recent scientific expeditions have unveiled a trove of new species dwelling at the bottom of the ocean, including a carnivorous “death ball” sponge in the Southern Ocean. In a separate deep-sea ...

Scientists have discovered at least four new species of octopus in the deep waters of a 100-square-mile area near Costa Rica, officials from the Schmidt Ocean Institute said on Tuesday. An ...

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 ...