On July 16, a magnitude 7.3 earthquake struck south of the Alaska Peninsula, and four days later, a 7.4 occurred off the east ...

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 ...

The Pacific Northwest boasts an extensive network of more than 600 seismic monitoring stations that help researchers track ...

Wednesday’s magnitude 7.3 earthquake off Alaska’s Aleutian Islands chain struck in a region that has experienced a handful of ...

A 7.3 quake off Alaska triggers tsunami warnings and evacuations. Experts warn the region remains at high risk for future ...

A tsunami warning in Alaska has forced local communities to evacuate to higher ground following a 7.3 magnitude earthquake.

Preserved pollen and spores that plants leave behind have settled at the bottom of the lake, which allows scientists to study ...

Tsunami warnings canceled after Alaska rocked by 7.3-magnitude earthquake - A strong earthquake Wednesday off the Alaska ...

A powerful 7.4 earthquake has struck off the coast of Russia, with the tremor felt in Alaska, Japan, and Hawaii, prompting ...

NASA's new web portal reveals ground movements across North America with precision that captures tiny shifts smaller than an ...

U.S. House of Representatives signed President Donald Trump's bill to rescind $1.1 billion in funds to public broadcasting.