While certain jellyfish are more common, sometimes a stray shows up. For example, recently lion’s mane jellyfish, which pack ...

A rare and visually stunning electrical phenomenon lit up the skies over North America earlier this week, as NASA astronaut ...

A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy ...

NASA astronaut Nichole Ayers captured an electrifying image of a giant lightning "sprite" shooting up over Mexico and ...

Jellyfish are well known for their ability to multiply en masse and influence coastal ecosystems. But what is less known is ...

One family is raising concerns about a recent trip to Hampton Beach after 20 people were in pain for hours after allegedly being stung by a jellyfish.

The problem with jellyfish is that their stinging cells can remain active even after the animal is dead. Fishermen complain ...

A massive jellyfish with tentacles stretching more than 100 feet washed ashore a Maine beach last weekend — with swimmers and ...

Swarms of jellyfish were spotted at the foot of a cliff off a popular beauty spot in Wrexham, Devon as temperatures continue ...

As temperatures soar and New Englanders hit the beach, officials are warning swimmers to watch out for massive jellyfish that ...

A 5-foot-wide lion's mane jellyfish spotted on Willard Beach in South Portland last weekend prompted waterside safety ...

It is estimated that there are between 700,000 and one million creatures living in the ocean. To date, approximately 242,500 ...