A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy ...

Kevyn Fowler, a retired photojournalist for local station WMTW, captured video of a lion's mane jellyfish washed ashore in ...

And the scorching conditions could last throughout the month.

The jellyfish invasion has hit the UK already with swarms of the stinging sea creatures spotted off the coast of Devon with ...

Swarms of jellyfish were spotted at the foot of a cliff off a popular beauty spot in Wrexham, Devon as temperatures continue ...

This is what might just be the rarest jellyfish in the world, a species only ever seen just once before. It was spotted just ...

The problem with jellyfish is that their stinging cells can remain active even after the animal is dead. Fishermen complain ...

Rising sea temperatures mean new marine life will enter Welsh waters and some of it will give you a painful sting if you get ...

A distant galaxy 12 billion light-years away shows signs of being a jellyfish galaxy, with trailing streams of gas caused by ram pressure stripping.

A Maine beachgoer recorded this video of a lion's mane jellyfish, one of the largest known jellyfish species.