The annual competition draws thousands of entries from across the world and brings together images from below the water’s surface that show the diversity and challenges of subaquatic life ...

A photographer captured this extraordinary site where whales' bodies lie in the shallows, with troubling repercussions for the deep oceans.

Here you can spot gray, blue and humpback whales, dolphin pods, sea lions and sharks while enjoying a luxurious beachside vacation.

Florida wildfire burns 30,000 acres in Big Cypress as historic drought fuels smoke, road closures and threatens wildlife.

Rapid DNA tests, x-ray fluorescence guns, and other technologies are being deployed in the fight against wildlife trafficking ...

The Okaloosa darter was down to fewer than 10,000 fish in 1973. It took 50 years, but it's back and thriving in the only place in the world it lives.

The decline of California's kelp forests since the marine heat wave of 2013–17 has seen only minor recovery despite heroic ...

Sempra, the California utility, is promoting one of the major new terminals for liquefied natural gas on the shore of a UNESCO World Heritage Site.

Struggling kelp forests like those along the California coast show why 'out of sight, out of mind' is not good climate change ...

Winter forced Emanuel Alves to remove his boat from the water at the port of São Mateus in the Azores, the Portuguese ...

Savannah's Gray's Reef National Marine Sanctuary Ocean Discovery Center reopens after a $1 million renovation. Celebrate at a ...

Ride Florida’s 15-mile Shark Valley trail for close-up views of alligators, birds, and Everglades wildlife on one of the state’s most unforgettable scenic paths.