Despite monitoring systems, eruptions remain difficult to predict. And some tour guides say visitors who choose to explore volcanoes do so at their own risk ...

While Kauai is the third smallest of the main Hawaiian islands, it's actually home to two treacherous hikes, including this ...

Scientists say it’s important to research geoengineering – large-scale attempts to cool the planet to fight climate change – ...

Halfway between the neon jungle of Las Vegas and the casino clamor of Reno sits a Nevada treasure that feels like it was preserved in a time capsule, dusted with desert magic, and placed back on the ...

In 1669, in what has been considered the volcano's worst known eruption, lava buried a swath of Catania, about 15 miles away ...

Several rafts and a kayak capsized Friday on the Güejar River in central Colombia due to a sudden flood that left at least ...

Interestingly, the world's longest road, the Pan-American Highway, isn't linked to similar feelings of isolation but pure adventure. Starting in the U.S. and ending in Argentina, the Pan-American ...