A massive environmental calamity rocked the ancient Mediterranean. It took millions of years for the ecosystem to recover.

The cave, a popular dive spot accessible only by boat, is about five meters deep and has a long vertical opening. Thousands ...

In Hawai‘i, people, pigs, and ecosystems only have so much room to coexist, and the pigs exist a little too much.

That’s what catches people unaware.” Checking the weather forecast doesn’t always help. In British Columbia, as in many ...

For many visitors to Ecuador’s Galapagos Islands, their first glimpse of a giant tortoise is from the window of a bus or taxi driving across Santa Cruz Island, from the airport to the town of Puerto ...

Our dungi, a six-meter-long dugout canoe, chugs mechanically along the western coastline of India’s North Andaman island. Saw Atto, a veteran shrimp fisher and the captain for this voyage, turns the ...

One Great Shot: Are You Ready for This, Jelly? During a nighttime dive, a veteran underwater photographer captured a tiny fish’s cunning effort to find a safe spot in a dark sea.

Vaquita have long been collateral damage for Mexico’s totoaba fishers, but conservationists believe there’s a solution. The only hitch? It’s illegal.

Now that it’s spread rapidly around the globe and jumped to animals such as foxes, sea lions, and cows, scientists worry that the avian flu could spill over to humans.

Decades after they were hunted to local extinction, fin whales are recovering in the Kitimat fjord system—only to be threatened by a booming LNG industry.