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

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

Two major nuclear companies with facilities in East Tennessee will join forces after a $525 million acquisition.

In fact, somewhere in the maze of tunnels we're walking through is a sealed shaft from a full-scale nuclear detonation — the Ledoux test in 1990. Loading... The Ledoux test was among the last ...