A closeup shot of a glowing blue jellyfish in black water. One species stands out for its extraordinary ability: Turritopsis dohrnii, also known as the immortal jellyfish. This fingernail-sized ...

The most dangerous sea creatures in the world don't always have large teeth like great white sharks or weigh over 10 tons (9 ...

EARLIER THIS YEAR: Blue, jellyfish-like creatures washed ashore on Texas beaches Jace Tunnell, the director for community ...

HORROR scenes have emerged on one of Britain’s most popular coastlines as thousands of venomous jellyfish have been found.

"They can deliver a painful sting, just like a blue jellyfish or a compass jellyfish." While uncommon in UK waters, swimmers and walkers are more regularly warned over the common compass jellyfish ...

A famous beach has been struck with a dangerous ‘invasion’, just says after beaches were shut down due to mysterious black tar balls. Hundreds of the poisonous stingers washed up on Bronte ...

a girl exclaims. “I think they’re just mesmerizing,” Jennie Janssen, the assistant curator who oversees the care of the aquarium’s jellyfish, tells me. “They don’t have a brain, ...

Jellyfish in the Arctic Illustrate jellyfish in the icy waters of the Arctic, surrounded by icebergs and cold, clear waters.

They’re often seen in waters around the UK and Ireland. The lion's mane jellyfish's tentacles can reach over 30 metres in length – that’s longer than a blue whale. The remarkable hydrozoan Turritopsis ...

Jellyfish are largely 95% water and do not have bones, hearts, or even a brain in the center of the body. They also glow in the dark. They have bioluminescent organs that can make them emit blue ...