Marine biologists are scratching their heads over an enormous, tentacle-free jellyfish discovered off the coast of Western ...

Humans aren't the only species that like to swim in warm, near-shore waters. Jellyfish are back at the Delaware beaches, ready to ruin a good dip with their stinging tentacles. Sea and bay nettles and ...

It's important to recognise jellyfish both in the water and on the shore — they can sometimes resemble plastic bags drifting ...

Here are the U.S. beaches with the most jellyfish stings, plus which species are common, and expert tips on how to avoid and ...

More than 300 mauve stingers, or palagia noctiluca, were recorded off an Anglesey beach last week, as well as other locations as far south as Pembrokeshire. The delicate, purplish jellyfish, whose ...

A coffee shop in Hanh Thong ward (HCMC) attracts many young people with its unique jellyfish aquarium model with more than ...

A Japanese teenager discovers a new species of jellyfish in a bay, Orchistoma integrale, extending the habitat of this genus.

A new species of venomous Portuguese man-of-war, Physalia mikazuki, has been discovered in northern Japan. Genetic evidence ...

Art often imitates life, and sometimes animals do, too. The enormous jellyfish seen in this YouTube video bears a striking ...

The Portuguese man-of-war, or Physalia, is a jelly-like creature that uses a special gas-filled balloon to float on the sea ...

Scientists confirm tropical jellyfish Cassiopea andromeda in Aguadulce, Almeria – first record in Andalucian waters and ...