A tiny jellyfish, Turritopsis dohrnii, possesses an extraordinary ability to reverse its aging process, essentially becoming ...

Some animals seem to follow rules that biology was never supposed to allow. Greenland sharks can live for centuries, black coral can survive for more than 4,000 years, and Antarctic glass sponges may ...

Age has always been one of the most fascinating topics humans talk about. People constantly wonder how long living beings can survive, how their bodies change over time, and whether aging can ever ...

Pieces of excised sea cucumber tissue have survived years and regrown parts. (Jobson et al., Sci. Adv., 2026) The oceans are ...

Nature woke up one morning and said, “Geometry.” Otherwise it would digest itself. Your body is basically a biological escape ...

Jellyfish have repeatedly riddled the world of marine biology with its toughest mysteries. The immortal jellyfish might be ...

Jellyfish myths and misconceptions abound. Here’s how to stay safe this beach season around these gelatinous wonders.

Box jellyfish get their name from their cube-shaped bell, with long tentacles trailing from each corner. When alive in the water, those tentacles can stretch several feet. "Unlike most jellyfish, they ...

The Aquarium of the Pacific is taking visitors on a whimsical, almost out-of-this-world journey with its latest exhibition.

A neon-pink blob appears in my line of vision. Even though I’m wearing a snorkel mask, I’m holding my breath. Slowly, the blob floats closer and closer before suddenly puffing up like a balloon. The ...

Humans may count themselves lucky to reach 100, but some creatures have lifespans that make centuries look like a weekend. In ...

This spring, beaches from California to Washington have become clogged with small, squelchy electric blue animals—piled up several inches deep in some places—accompanied by a dubious smell. These ...