Russia’s use of the Oreshnik nuclear missile extends beyond a single weapons system — its underlying logic is to terrorize ...

In 1961, K-19, the Soviet Union’s first ballistic missile nuclear submarine, suffered a catastrophic reactor cooling failure during its first patrol in the North Atlantic. With no backup system, no ...

In 1965, the Soviet Union launched one of the most ambitious experiments of the Cold War. As part of its Nuclear Explosions ...

The battle to contain a fire at the site of the world’s worst nuclear disaster reveals a new danger on the front line of the war in Ukraine.

MIT researchers think they've worked out exactly how Russia's Burevestnik nuclear-powered missile flies. "It's almost certainly a terrible idea," one analyst said. "But it's not an impossible idea." ...

Camera footage in Ukraine's Chernobyl exclusion zone revealed that mammals became less active — especially at night — during the Russian occupation, highlighting the war's immediate impact on ...

Feeding the world's growing fleet of nuclear reactors first requires exploration, and that’s where more nimble juniors can ...

Our solar system is a celestial shooting gallery, chock-full of flying projectiles that one day could threaten Earth—so what can we do about it?

With carefully chosen words, presidents can inspire and shape American history, from George Washington’s farewell address to ...

A chronological list of presidential falsehoods that had an impact on the United States of America's 250-year history, and ...