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 ...

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

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 ...

An artistic reconstruction shows a group of Burgessomedusa phasmiformis swimming in the Cambrian sea. (Illustration by Christian McCall) (CN) — Researchers in Canada have discovered the oldest ...

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 ...

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 ...

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 ...

At about the size of a pinkie nail, the jellyfish species Cladonema can regenerate an amputated tentacle in two to three days - but how? Regenerating functional tissue across species, including ...

New discoveries have highlighted the Philippines' rich biodiversity, including a newly identified pitcher plant species in ...

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 ...

One ocean-dwelling creature found in many tropic waters is known to be able to reserve its own life cycle, cheating death.

New box jellyfish species have been documented in the Philippines, which scientists noted as a vital contribution to the ...