Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder thanks to the U.S. Geological Survey.

The number of dams in the United States at risk of overtopping is increasing, threatening their structural integrity and ...

The Alaska Peninsula experienced yet another powerful earthquake early Monday morning, marking the second major seismic event in the region within just four days. According to the National Center for ...

Two significant earthquakes struck Alaska within four days, according to the National Center for Seismology. A 7.3 magnitude quake hit on 17 July, followed by a 6.2 magnitude tremor on 21 July, both ...

Sullivan’s spokesperson said Thursday evening that 11 out of Alaska’s 27 public radio outlets would be eligible for some funding meant for “Native stations.” ...

Wednesday’s magnitude 7.3 earthquake off Alaska’s Aleutian Islands chain struck in a region that has experienced a handful of powerful quakes within the last five years ...

Magnitude 7.3 quake triggered tsunami warning in Alaska. There are hardly any earthquakes on the East Coast. Does that mean we can't get tsunamis?

While the Gulf is far less prone to tsunamis than the Pacific, experts say it’s not entirely out of the question.

Communities along a 700-mile stretch of Alaska’s southern coast ordered residents to higher ground after a powerful offshore ...

What is the National Petroleum Reserve-Alaska? The National Petroleum Reserve-Alaska was originally designated in 1923 by President Warren Harding as an emergency oil supply for the U.S. Navy.

The Trump administration announced a plan on June 17 to open nearly 82% of the National Petroleum Reserve-Alaska to oil and gas development, including some of its most ecologically sensitive areas.