Swimming in the ocean is not just great exercise; it also provides a connection to nature proponents say is especially effective at reducing stress.

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.

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

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

Deep in Palau's Rock Islands is a remarkable marine lake where millions of golden jellyfish swim daily. The golden jellyfish have evolved to be distinctly different from their ocean-dwelling relatives ...

We recently had a few glorious days of warmer weather, which for a beach bum like myself, is as good as it gets.

Jellyfish, ancient and diverse, exhibit remarkable adaptations, from bioluminescence to immortality. These gelatinous creatures, mostly water, thrive ...

Art often imitates life, and sometimes animals do, too. The enormous jellyfish seen in this YouTube video bears a striking ...

From groundbreaking research to the beauty of marine sanctuaries teeming with life, these images shine a spotlight on the ...

Rip currents pose the greatest threat to swimmers, but beachgoers should also be careful about wildlife and sun exposure.

One of last summer’s strandings — a 7-foot-3-inch fish in Gearhart — proved to be a rare hoodwinker sunfish, Mola tecta. New ...