The earthquake was centered near Skwentna at a depth of 15.2 kilometers (about 9.4 miles). The USGS said it received 449 ...

Some volcanoes erupt with little to no warning, posing serious risks to nearby communities and air traffic. A study of Alaska ...

The Great Alaska Earthquake was the most powerful earthquake ever recorded in the United States. Its violent tremors reshaped Alaska’s landscape and American earthquake preparedness forever.

And while the advisory assured that the “likelihood of an eruption continues to gradually decline,” the 11,000-foot-tall volcano remains at an “elevated state of unrest,” meaning that an “explosive ...

A new study explains why some volcanoes erupt “stealthily” and offers a roadmap to improve eruption forecasting.

Scientists say an earthquake happens in Alaska once every ten minutes. AP Probably the most well-known Alaskan earthquake was the Good Friday earthquake of 1964. It was a 9.2 tremor that killed ...

Two days after a magnitude 7.0 earthquake struck near Anchorage, Alaska is still shaking. Since Friday's tremor, the strongest to strike The Last Frontier since a 7.9 in the remote Rat Islands in ...

The 2002 Denali Fault Earthquake would have a profound effect on the career of the Russia-born Ruppert, who after 30 years at the Alaska Earthquake Center in Fairbanks is now moving on to a new ...

They stamped their feet into the grass as Natalia Ruppert, a researcher with the Alaska Earthquake Center, counted to 10. “OK, stop,” she said. “I think that will show something.” ...

ALASKA, USA — 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.

When volcanoes are preparing to erupt, scientists rely on typical signs to warn people living nearby: deformation of the ...