A scientific investigation dismantles the widespread claim that an Iranian earthquake was actually a secret nuclear test.

An earthquake that struck Iran last year was misreported as a covert nuclear weapons test amid rising global tension, ...

An earthquake that struck Iran last year was misreported as a covert nuclear weapons test amid rising global tension, ...

JHU-led study on 2024 Iran earthquake shows potential consequences of mishandling and misinterpreting scientific information, ...

A thousand feet beneath the desert, the United States conducts experiments to verify that its weapons work. But some fear a ...

For nearly 30 years, the world's major powers have observed a voluntary moratorium on nuclear testing. But with tensions rising around the globe, some fear that could soon change.

In addition to highlighting the need for the Radiation Exposure Compensation Act, Dave Crete’s story highlights the dangers of explosive nuclear testing ...

The next steps in the fatal midair plane and helicopter crash investigation. And, why nuclear testing could ramp up in the ...

The U.S. hasn't tested a nuclear weapon in decades, and since the 1990s has used simulations and experiments to verify they're working properly. NPR was granted a rare look at how they do it.

The Doomsday Clock, created in 1947 by atomic scientists as a way to keep track of the nuclear threat, is ticking closer to ...

A group of journalists were allowed to tour a weapons laboratory deep underground in Frenchman Flat, Nevada. NPR's science correspondent Geoff Brumfiel was among them.