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

When most of us picture the ocean, we imagine turquoise waves, colorful reefs, and shoals of darting fish. But that’s only the surface. Venture deeper, far below the last reach of sunlight, and you ...

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 ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

By Liz Kimbrough A transparent goby fish drifted through the darkness, its skeleton visible through paper-thin skin. Nearby, ...

To get to the bottom of it, they looked at the fish’s anatomy and physiology and discovered something curious in their gills.

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 ...

Researchers at the California Academy of Sciences kept busy throughout 2025. Along with collaborators from across the globe, ...

For an animal, surviving in the ocean’s deepest trenches requires remarkable adaptations: a gelatinous body that can withstand pressure, bioluminescent features to guide it, and a transparent ...

Thousands of feet down off the coast of Japan swam a pink sea creature with “dark yellow eggs.” Out of the shadows, something encircled it and pulled it to the surface. Sifting through their catch, ...