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

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 ...

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

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 ...

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

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

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

A beach day is a rite of passage during the summer months. While it’s wonderful to lie out in the sun with a cold beverage ...

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

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