Experts believe a Mount Rainier eruption would post a grave threat to millions who live in the southern and eastern sections ...

This is a USGS compilation of videos collected at approximately 10 a.m. HST on Jan.17, 2025, during a Hawaiian Volcano Observatory monitoring overflight of the most recent summit eruption within ...

Lava vents were seen from the air at Halemaumau Crater in Hawaii. A United States Geological Survey Hawaiian Volcano ...

Violent eruptions continue in Hawaii, sending lava hundreds of feet into the air and spreading glass threads over nearby areas.