The Ferrovia Circumetnea was built in the 19th century and loops around Mount Etna through lava flows, pistachio plantations ...

Nature is alive in Costa Rica's Arenal Volcano National Park, which is home to two volcanoes, a handful of hot springs, sloths, jaguars, and more.

Mount Etna's New Year's eruption has ignited a clash between safety enforcers and tourism operators on Europe's tallest ...

There aren't many places on the planet where you can see both active volcanoes and massive glaciers. This Icelandic national ...

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure ...

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San ...

A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San Francisco, the ...