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 ...

World Jellyfish Day is celebrated annually on November 3 to raise awareness about the importance of jellyfish in marine ...

This new species of a notorious jellyfish may be able to survive further north, which can be hazardous to swimmers and the ...

A team of university students in Japan identified an entirely new species of the mighty Portuguese Man O’War. Described in a ...

Every year, World Jellyfish Day celebrates one of the ocean’s most enigmatic creatures. Graceful yet dangerous, simple yet ...

Jellyfish Day honors one of Earth’s oldest and most fascinating creatures, glowing reminders of resilience beneath the waves.

A student-led research group from Tohoku University has discovered a new species of the venomous Physalia (commonly known as ...

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 ...

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 ...

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 ...

Scientists let down a net and scooped up water from a brownish-green pond in Hong Kong. As they looked closer at their catch, they found a cube-shaped 24-eyed creature looking back — and discovered a ...