Researchers have discovered two new species of jellyfish off Western Australia's northwest coast. One is particularly peculiar: It's larger than its cousins, doesn't have tentacles and is, according ...

Highly venomous jellyfish have stung more than three thousand people on Australia's northeastern shores in just a few days, authorities said Monday, forcing the closure of several beaches. The massive ...

Kayak fishing in Australia is wild enough when sharks are circling under you, but this trip adds clouds of jellyfish to the mix. Robert field hooks into hard fighting sharks that tow the kayak around ...

Here are the U.S. beaches with the most jellyfish stings, plus which species are common, and expert tips on how to avoid and ...

An invasive species of jellyfish, native to Australia, was spotted recently on Padre Island National Seashore. The Australian spotted jellyfish was found washed ashore along the national seashore's ...

Chloe McCardel was attempting the swim without a shark cage. June 13, 2013— -- Australian endurance swimmer Chloe McCardel aborted her attempted swim from Cuba to Florida after 11 hours in the ...