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

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

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.

As companies search underwater for resources, scientists are taking inventory of the ocean-dwelling creatures that could be disturbed or harmed by deep-sea mining.

Scientists say sea monster is a new kind of animal. This unidentified specimen belonging within Relicanthidae is a sea creature that was previously thought to be a giant sea anemone (order Actiniaria) ...

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

A new species was found on commercial scallop farms in southern China, researchers said. Zhang, et al (2025) Ecology and Evolution In the Beibu Gulf of the South China Sea, an expansive grid of tied ...

Researchers inside a deep-sea vehicle collected sea cucumbers from the seafloor, then discovered two new species. Jong Marshes via Unsplash Off the western coast of Australia, the Wallaby-Zenith ...

Experts found that these sea creatures sleep for at least 8 hours a day, a duration often considered ideal for human sleep.