Last week, a plot of land in North Portland felt a shake, but not one caused by an earthquake, but instead by a machine known as T-Rex. Researchers with Portland State University were simulating a ...

President Trump has argued the U.S. should test nuclear weapons because other countries are doing it. But scientific data suggest they’re not.

To test if earthquakes that occur successively at different locations are related to each other — in this case, the twin ...

Mehdi "Saiid" Saiidi held the third in a series of three bridge shake table tests Oct. 5. The high amplitude tests determine if the bridge model is durable enough to withstand powerful earthquakes.

Trumps claim of secret Pakistan nuclear tests renews focus on Balochistan. New science showed quakes can mask blasts, making ...

Trump alleges Russia, China, Pakistan nuclear tests. We debunk myths linking Pakistan seismic events to nukes. India confirms ...

Drivers on Interstate 15 may have noticed smoke near Pomerado Road this morning. KPBS education reporter Katie Anastas says it was part of a UC San Diego study on how fire spreads through ...

SACRAMENTO, Calif. — As sensors picked up the first signs of a strong earthquake jolting the Northern California coast, an alert was blasted to 3 million smartphone users telling them to “drop, cover, ...