Seismic activity persists at Mount Spurr, which scientists said could mean the Alaska volcano is poised for a possible eruption.

Scientists think a volcano near Alaska's largest city may be poised for a possible eruption. In March, the Alaska Volcano ...

When volcanoes like Alaska’s Mount Spurr erupt, the ash can damage people’s lungs, smother crops and kill animals, and the harm can continue to spread long afterward.

Dozens of earthquakes have shaken the ground near the 11,000-meter-high megavolcano in Alaska, which experts fear is "close ...

The four-propeller drone sitting briefly on a rocky and dusty surface in Central America in early March had an impressive diameter of nearly 7 1/2 feet.