Add Yahoo as a preferred source to see more of our stories on Google. Three million people living near Mexico’s nearly 18,000-foot Popocatépetl volcano are facing evacuation orders as it continues to ...

Add Yahoo as a preferred source to see more of our stories on Google. Mexico on Sunday raised the alert level for the Popocatépetl volcano to "yellow phase 3", which is just below the "red" alarm ...

One of the most dangerous volcanoes in the world has begun to spew toxic plumes of ash, gas and smoke. The Popocatépetl volcano, located less than 45 miles from Mexico City, places everyone within a ...

PUEBLA, Mexico, Dec. 1 (UPI) --Mexico's Airports and Auxiliary Services on Thursday said the Puebla International Airport reopened after it was closed for most of Wednesday due to falling ash from the ...

Mexico’s Popocatpétl volcano has been periodically erupting since 1994, but in the early hours of Monday morning it put on an especially explosive show, hurling glowing rocks and lava high into the ...

LOS ALAMOS, N.M., August 21, 2013—The High-Altitude Water Cherenkov (HAWC) Gamma Ray Observatory has begun formal operations at its site in Mexico. HAWC is designed to study the origin of very ...