Sixty years ago today, March 27, 1964, the second most powerful earthquake on the planet shook Alaska and affected every ... How devastating was the great quake of 1964? Here’s a summary by ...

It measured 9.5 on the Richter scale. The second-largest was a 9.2-magnitude earthquake in Alaska in 1964. Video of 1964 Quake: The Great Alaska Earthquake The U.S. Geological Survey created ...

Residents from Anchorage to Peters Creek reported feeling the magnitude 4.3 earthquake as it struck west of the city.

Seismologists study earthquakes by looking at the damage that was caused and by using seismometers. A seismometer is an instrument that records the shaking of the Earth's surface caused by seismic ...