A tsunami advisory was issued Thursday for parts of Alaska’s Aleutian Islands after a powerful earthquake off Russia’s Kamchatka Peninsula, while none were announced in Hawaii or Canada. The US ...

A tsunami warning was in effect for a portion of Alaska’s Aleutian Islands chain Tuesday after a magnitude 8.8 earthquake struck off of Russia’s Kamchatka Peninsula. The earthquake’s epicenter was ...

A mysterious, previously undiscovered supervolcano may be lurking beneath Alaska’s Aleutian Islands. A new study suggests a wide crater, created when the supervolcano exploded, connects at least four ...

A distinctive cultural phase is outlined for the Near Islands at the western end of the Aleutian chain. Little systematic testing of archaeological sites has occurred there but published and ...

Along a remote, roughly 800-mile stretch of Alaska's Aleutian island chain, three volcanoes are erupting at the same time, with at least two spewing low levels of ash and steam. The simultaneous ...

The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US The tremor, which hit a seismically active ...

An aerial oblique photo of the volcanoes of the Islands of Four Mountains in Alaska's Aleutian Island chain. In the center is the summit of Mount Tana. Behind Tana are (left to right) Herbert, ...

A 7.2 magnitude earthquake triggered a brief tsunami advisory for southern Alaska late Saturday, but the advisory was canceled about an hour later, monitoring bodies reported. The earthquake was felt ...