What’s inside Mexico’s Popocatépetl volcano? Scientists obtain the first 3D images
POPOCATÉPETL VOLCANO, Mexico (AP) — In the predawn darkness, a team of scientists climbs the slope of Mexico’s Popocatépetl volcano, one of the most active in the world and whose eruption could affect millions. His mission: find out what’s going on under the crater. For five years, the group from Mexico’s National Autonomous University scaled … Read more