The firework jellyfish is rarely seen by humans, but its bioluminescence could put any July 4th show to shame.

Thousands have washed ashore beaches in Ventura County, including Silver Strand, Kiddie, and Hollywood beaches, as well as ...

Jellyfish are among the oldest animals on Earth, found in all the world's oceans and serve as valuable model systems for biological research. Microbiologists at Kiel University (CAU) have now shown ...

Scores of jellyfish-like creatures are washing up on Central Coast Beaches. The animals are called velella velella, and they ...

Jellyfish, often found washed ashore or trapped between rocks, are a good example. Even if they appear harmless, these special sea creatures will surprise you with how quickly they sting — even ...