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

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.

Mount Paektu, an active stratovolcano straddling the border of North Korea and China, is the highest peak on the Korean peninsula and lies at the heart of North Korea’s foundation myth.

Ash from the 1912 Novarupta eruption periodically hits the west side of Kodiak Island, Larsen Bay and Karluk, roughly 65 ...

A massive volcano in Alaska is showing alarming signs of an imminent eruption, with over 55 earthquakes shaking Mount Spurr in just one week. Experts say the quakes are caused by rising magma cracking ...