Craspedacusta sowerbii aren't frequently seen in their adult, "medusa" form. The invasive species likely came from Asia in ...

In 2023, a tourist stumbled upon a jellyfish species not seen since 1976. A follow-up investigation strongly suggests these ...

An intern with the Department of Environmental Protection captured a rare sight in Pennsylvania's Presque Isle Bay — a ...

Swimmers in Ocean City are being warned after an unusual surge in jellyfish sightings, driven by calm seas, warm water and ...

A rare freshwater jellyfish was captured on camera at Lake Erie. The Pennsylvania Department of Environmental Protection ...

What are some of the most oddly-shaped galaxies? Learn more about some of the Universe's unusual formations.

Joel Gabirel, an engineer and amateur photographer, shared pictures of the curious-looking creatures after he stumbled across ...

A rare jellyfish was spotted last month in Lake Erie near Pennsylvania, state officials said. Ra;y Walter, an intern with the Pennsylvania Department of Environmental Protection, came across a ...

Jellyfish blooms are cyclical, and if conditions are right, an explosion can occur. When warm water meets the right current, wind direction and salinity level, it’s a jellyfish world, and we’re all ...

A traveller who recently visited Llandudno could not believe when he saw 'danger pancakes' which had blended into the sand ...

How long can a jellyfish hold their breath? See the comparison to other animals and be amazed! The Columbia Disaster Was ...

A 'mega swarm' of compass and moon jellyfish have been spotted in the sea off Brixham, with the dangerous species capable of ...