Researchers at MBARI, the Monterey Bay Aquarium Research Institute, have been exploring this hidden world for years. Using ...

Researchers at Northwestern University have identified a single mechanical ratio that dozens of unrelated sea creatures, from ...

Glittery sea worms and sea squirts fit for "The Lord of the Rings" universe might sound like pure fantasy, but they're very real creatures living in the deep sea. Some of these otherworldly ocean ...

This adorable sea lion has to eat five to eight percent of its body weight every day to stay healthy and hydrated. Over the ...

Explore the darkest corners of the abyss with 18 terrifying creatures found at the bottom of the ocean. These are Earth's ...

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

The video above takes viewers beneath the waters off Bali, Indonesia, where a truly unusual marine animal glides across the seafloor. At first glance, it looks almost unreal — soft, translucent, and ...

From bone-eating snot-flowers to snowboarding scale worms, when a whale dies it becomes a colossal island of nutrients – attracting weird and wonderful creatures to feast.

The Mediterranean's first sanctuary for dolphins that have lived in captivity will open off Italy next year, as demand for re-homing rises with the closure of marine parks across Europe. It's a scene ...

In an age of exhausting AI-generated videos and manipulated images purporting to showcase real marine life that have never been seen by human eyes, it's easy to forget that there are actually ...