The purple jellyfish returned to the Greek seas for one more summer and the phenomenon appears intense causing concern to locals, visitors ...

The lion's mane jellyfish sting can be particularly painful and expects have warned against getting close to it ...

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

Ocean drifters once thought identical are actually several species. Genetics and ocean modeling uncover unexpected isolation.