Over 100,000 marine animals die each year due to plastic waste. Turtles often mistake bags for jellyfish. Plastic waste ...

Those floating blobs may look harmless—but their stings can burn for hours. Here's what you can do to relieve the pain.

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

One of last summer’s strandings — a 7-foot-3-inch fish in Gearhart — proved to be a rare hoodwinker sunfish, Mola tecta. New ...

This particular jellyfish is one of the longest species in the ocean and was recently spotted at Willard Beach, in South ...

There is a significant and escalating outbreak of purple jellyfish across the coastal areas of Central Greece, scientists ...

Beachgoers in South Portland, Maine, came upon a curious sight over the weekend, when they spotted a nearly 5-foot-wide ...

Her lab has just completed a high-quality genome sequence of Bougainvillia cf. muscus, a small jellyfish-like animal in the Hydrozoa group that has an astonishing 28 eyes.

Key takeaways Jellyfish as a phylum have evolved eyes at least nine separate times, making them a model species for understanding how such a complex organ evolved. Scientists have sequenced the genome ...

The Mangrove box jellyfish is a small but fascinating creature that lives in shallow and sheltered waters near mangrove forests. Unlike many jellyfish that simply drift, it actively swims using ...

Barrel jellyfish have large, mushroom-shaped bells with frilly edges, eight large frilly arms, and small tentacles. Despite their large size, however, barrel jellyfish feed on tiny plankton using ...

What do Moon Jellyfish look like? Moon jellyfish are small and rounded, with short, small tentacles that are hard to spot. They are translucent in color and can be harder to see.