President Vladimir Putin on Wednesday oversaw a test of Russia's nuclear forces on land, sea and air to rehearse their ...

The history of North Korea's claimed nuclear tests. — -- Ahead of Vice President Mike Pence's trip to neighboring South Korea this weekend, tensions between the United States and North Korea ...

Significant activity on Russia's Novaya Zemlya archipelago indicates an impending test of the nuclear-powered Burevestnik cruise missile, known as Skyfall by NATO. The Burevestnik, a complex system ...

North Korea said Thursday that its latest missile tests involved a new hypersonic system aimed at strengthening its nuclear ...

LAS VEGAS (FOX5) — August 7, 1957, was a busy day at the Nevada Test Site. On this day in history, Operation Plumbbob was underway in the desert north of Las Vegas. The operation included 29 ...