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.

Deep within the sea lies another world entirely. It’s a world of complete darkness, where light is absorbed thousands of feet ...

Freshwater jellyfish have been spotted in multiple areas of Lake Erie. Screengrab from Pennsylvania Department of Environmental Protection video on Facebook Your eyes aren’t deceiving you. There ...

YPSILANTI, MI -- Freshwater jellyfish seem to be popping up around Michigan, prompting questions about the aquatic animal that most people thought could only be found in the ocean. Read more: ...

Tiny freshwater jellyfish, seldom seen in Northland waters, were spotted in recent days in Namakan Lake along the Ontario border. Thousands of the small jellyfish were spotted Saturday by Steve Geving ...

(WXIN/WTTV) — Did you know that there are jellyfish living throughout the Hoosier State? Indiana DNR officials recently spoke more in depth about the freshwater creatures. “Wait… Indiana has ...