A 2022 satellite photo shows smoke rising from a caldera on Tofua, highlighting the "looming threat" of the volcanic island.

A 2022 satellite photo shows a large plume of discolored water rising from the undersea Kavachi volcano, during an eruption that likely scattered the sharks that normally dwell there.

The Space Force says environmental remediation efforts that include returning sacred soil back to a volcano in Hawaii after 700 gallons of fuel spilled at an observatory on the grounds in 2023 ...

A huge volcano in Alaska appears to be "moving closer to an eruption," scientists monitoring it have said. Mount Spurr, which sits 81 miles (130 kilometers) west of Anchorage, is now releasing ...