Costa Rica has long worn the crown as Central America’s eco-tourism darling. Lush rainforests, pristine beaches, and a strong ...

Researchers recorded lemon sharks (Negaprion brevirostris) preying on an invasive species, the jaguar cichlid (Parachromis managuensis), for the first time. This observation was made in Sueste Bay in ...

Researchers supported by FAPESP recorded lemon sharks (Negaprion brevirostris) preying on an invasive species, the jaguar cichlid (Parachromis managuensis), for the first time. This observation was ...

RICHFIELD, Minn. — When you think of jellyfish, you’re likely imagining a marine jellyfish capable of inflicting a painful sting on humans and potential predators. You’re likely not envisioning a tiny ...

It pulsed like a tiny heartbeat — a clear, quarter-sized jellyfish rising through the calm water of Taft Lake, sunlight flickering through its translucent body. The sight stopped Kate Lucas mid-paddle ...

CLEVELAND, Ohio – In 2014, Sherri Mason ventured out onto Lake Erie aboard the U.S. EPA’s Lake Guardian research vessel and came back with remarkable evidence of plastic floating in the water. She ...

Sharks, the ocean’s apex predators, have evolved to thrive in virtually every marine environment on our planet. From warm tropical shallows to the darkest depths of the ocean, these remarkable ...

Sharks have fueled nightmares for decades, but most of what people think they know about these creatures is shaped by blockbuster movies and exaggerated news reports. The truth is, that shark attacks ...

Most backyard ponds hold bass or bluegill—but this one held a shocking twist. Dropping lines into the freshwater lake turned into a jaw-dropping experience when sharks entered the story. The footage ...

As the best hunters in the ocean, sharks have scared and fascinated people for generations. They rule the ocean with rows of very sharp teeth and senses that can pick up even the smallest splash. The ...

An unlikely quintet of sharks and a lone alligator were spotted together in the waters off South Carolina, spooking would-be swimmers at a popular vacation destination. The unusual sight was on ...