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 ...

Eerie yet fascinating footage shows the 10-metre-long sea creature gently pulsing and swirling its way through the dark ...

The oldest examples of swimming jellyfish, which lived in Earth’s oceans 505 million years ago, have been discovered high within the Canadian Rockies. Researchers found 182 fossils encased within the ...

In a remarkable discovery that rewinds the tape of time, rare 505-million-year-old fossil remains have led to the discovery of a new species of ancient jellyfish. The researchers at the Royal Ontario ...

Marine scientists document new records of venomous box jellyfish in the Philippines, aiding biodiversity and venom research.

The Canadian Rocky Mountains offer more than scenic views: The mountains have been hiding fossils of an ancient jellyfish species. Researchers analyzed 182 fossils that were found in the middle ...

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 ...

Erin Jackson was recently walking on the shore near the Cherry Grove pier in North Myrtle Beach when the luster of a washed up sea creature caught her eye. The pink-and-purple translucent sheen was ...

A group of marine researchers found several new species of box jellyfish in Philippine waters, a groundbreaking discovery that could help deepen understanding of these under-documented species.  The ...