One of the planet’s largest species of jellyfish—the Lion’s mane jellyfish ( Cyanea capillata )—have been making unwelcome ...

Beachgoers who spot a deflated, blue-tinged blob on the sand often assume they are looking at a dead jellyfish. That ...

A dad swimming with his daughters in a landlocked Idaho park pulled something unexpected out of the water, and it turned out ...

A father and his twin sons left the Scottish coast expecting an ordinary mackerel outing, but the water ahead turned into a strange, nearly unbroken field of moon jellyfish, accor ...

The cool water was full of them – and we found out later that one of them, the compass jellyfish, should be avoided ...

While swimming in the east pond at Freedom Park in Star, Marc Brandes saw something peculiar in the water in front of him. “I ...

South Bethany lifeguard James Baffone says when the water starts to warm up, more jellyfish tend to crowd the coastline.