Large quakes produce shaking at a variety of frequencies. Some waves can travel hundreds of miles, and are amplified by local geological conditions.

Trump tests tariffs abroad, election sway at home   New mom in Congress bucks GOP colleagues How U.S. trade partners prepare ...

President Donald Trump says Wednesday will be “Liberation Day” — when he plans to roll out a set of tariffs he promises will ...

Insurers say a neighborhood like the one built in Southern California protects residents from fire — and perhaps other close ...

“The Earthship Residence is a sustainable, independent home. It’s buried on three sides, and has a metal roof making it ...

Non-profits are working to educate Chinese-speaking seniors in Chinatown about earthquake preparedness. The area is home to ...

Rescue workers saved a 63-year-old woman from the rubble of a building in Myanmar's capital Tuesday, but hope was fading of ...