Add Yahoo as a preferred source to see more of our stories on Google. Anadolu/Getty Images In a spectacular show of nature’s strength, Mount Etna, Europe’s most active volcano, erupted on June 2, ...

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 ...

POPOCATÉPETL VOLCANO, Mexico — 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 ...

Scientists start to solve mystery of what’s inside Mexico’s ‘majestic’ giant volcano - Most of the world’s volcanoes that pose a risk to humans already have detailed maps of their interiors, but not P ...

POPOCATÉPETL VOLCANO, Mexico (AP) — 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 ...