Jellyfish blooms are cyclical, and if conditions are right, an explosion can occur. When warm water meets the right current, ...

Unusual venom potency: Chironex fleckeri, known as the Australian box jellyfish or “sea wasp,” is often labelled the most ...

Swimming has been banned at certain beaches in theBasque region of the North of Spain after Portugese man o' war stung ...

Cape Cod’s moon jellies were thought to be harmless. Now they’re stinging, possibly without even touching swimmers. This scientist wants to know why.

OCEAN CITY, Md -Planning to go swimming? Be on the lookout for jellyfish. These tentacled troublemakers have been seen in ...

Beach patrollers say they’re seeing the most jellyfish activity in recent memory. Lewes Beach had over four times as many ...

Clusters of bright blue jellyfish have recently washed up on beaches in Jeju, sparking concern among vacationers during the ...

More beachgoers have been getting an unexpected shock this summer as jellyfish numbers bloom along the Delaware coast.