Washington to take part in Great ShakeOut drill this week

In Washington state, more than 1.5 million participants are already registered for the Great Washington ShakeOut, a statewide event to practice the crucial "Drop, Cover and Hold On" earthquake safety action.

"The Big One" could trigger larger earthquake along West Coast

Most of us have probably heard that when it comes to earthquakes, "The Big One" could happen at any time, but a new study has now found that if the "big one" happens in the Pacific Northwest, it could trigger an even bigger one and affect cities up and down the West Coast.

Alaska shaken by 7 earthquakes in 1 day

Alaska has been shaken up by seven earthquakes on Sept. 16, according to the United States Geological Survey. We look at where they hit and how big they were.