Volcano boarding down Cerro Negro is one of Nicaragua’s most thrilling adventure activities. Riders descend the steep ...

With a competent guide, active volcano treks are both safe and worth the climb. Here are some of the tallest active volcanoes ...

A false-color satellite photo from 2023 shows a devilish pair of lava flows and an enormous plume of smoke spewing from Klyuchevskoy, the tallest volcano in Europe and Asia.

Shark cage diving in Gansbaai, South Africa, is safe and offers close encounters with great white sharks. Other adventure ...

I set out alone to hike one of the most epic trails in Central America—Acatenango Volcano. In this video, I take you along for the full journey: steep climbs, freezing temperatures, and jaw-dropping ...

The Uturuncu volcano in Bolivia, believed to be extinct for 250,000 years, shows internal signs of activity that surprise ...

Sometimes an accident is just that – an accident – and one that occurred in a hostile environment on the side of an active volcano where presumably everyone was cognizant of the risks.

Over a week after Juliana Marins was found dead following a fall from Mount Rinjani, an active volcano in Indonesia, coroners in the country have confirmed her cause of death.

Earth's continents may look fixed on a globe, but they've been drifting, splitting and reforming over billions of years—and ...

Discover countries and islands most susceptible to tsunamis, from the Pacific Ring of Fire to the Indian Ocean, based on recent alerts & history.

Ryan Wach said his son Zane Wach, 14, experienced altitude sickness while climbing California's Mount Whitney and seemed to be hallucinating before walking off the side of the trail.