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 ...

Box jellyfish do not have brains — yet, a new study shows they are still capable of learning. Researchers over time managed to train box jellyfish to avoid obstacles in a low-light environment. That ...

Vinegar has been another popular remedy for jellyfish stings. In many cases, it can deactivate venomous cells that haven’t ...

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 ...

Researchers say they have unearthed a new species of jellyfish – one with two dozen eyes. The Hong Kong Baptist University-led team said Tripedalia maipoensis is the first discovery of a new box ...

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 ...

Only 1.5 centimeters in length on average, these new jellyfish have 24 eyes located in four sensory organs, which together provide the organism 360-degree vision. Although this new species has only ...

A 20-second video of an enormous jellyfish with colorful spots and stripes is mesmerizing the internet. A scuba diver took the footage and posted it on Facebook back in December 2021. It got everyone ...