A swarm of jellyfish just outmatched one of Europe’s most powerful nuclear plants, slipping through filters, liquefying, and ...

When deep-sea explorers from the Schmidt Ocean Institute went on expedition off the coast of Argentina, they were amazed to see an enormous creature floating through the gloom: a giant phantom ...

Sargassum, a type of seaweed that has overwhelmed tourism hot spots in recent years, has reached record quantities in the Gulf, Caribbean and West Atlantic, according to tracking by the University of ...

A Portuguese man o’ war has been spotted on Maltese shores earlier than expected this year, raising curiosity among locals ...

Often mistaken for their more dangerous relatives, the delicate by-the-wind sailors are largely harmless and rely on wind to ...

It's bigger than a double bed, weighs the same as a scrambler motorbike – and has one deadly sting... What are the largest jellyfish in the world? And how big can they grow? Stuart Blackman takes a ...

This predator can dramatically increase its reach by wielding several stinging tentacles in addition to its 8 arms. Managing multiple stinging tentacles at once presents a unique coordination ...

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 box jellyfish possesses one of the fastest-acting venoms found in the animal kingdom. Its tentacles deliver toxins that can disrupt the heart, nervous system, and blood cells almost immediately.

The investigative minds at How to Survive explore deadly jellyfish stings, venom effects, and how to stay alive in marine encounters. Trump threatens Netflix with ‘consequences’ over rice board seat ...

University of Cambridge and Anglia Ruskin University (ARU) provide funding as members of The Conversation UK. An upside-down jellyfish drifts in a shallow lagoon, rhythmically contracting its ...