After Trump's comments, Putin ordered his top officials to provide proposals on how to restart Russia's live nuclear weapons ...

The Nuclear Information Project at the Federation of American Scientists estimated that the U.S. had about 3,700 warheads in ...

Amid the dangerous back and forth, Moscow rejected U.S. claims it had breached a testing moratorium but said it would assess ...

Democratic senators representing southwestern states, including Nevada, introduced legislation Wednesday to prevent a ...

The comments follow Russian defense minister Andrey Belousov announcing that Moscow should “immediately” prepare for ...

Andrey Belousov, Russia's defense minister, made the announcement after President Donald Trump said the US would start ...

Russian President Vladimir Putin says the country will explore the possibility of carrying out fresh nuclear tests after US ...

Russian President Vladimir Putin ordered his top officials on Wednesday to draft proposals for a possible test of nuclear ...

In a televised meeting with his Security Council in Moscow on Wednesday, the Russian leader responded to the announcement ...

The Minuteman III intercontinental ballistic missile will take flight from Vandenberg Space Force Base in California.

Dmitri S. Peskov, a Kremlin spokesman, told Russian news agencies that recent drone and missile tests were not nuclear ...

President Donald Trump appears to have ordered a return to nuclear testing after decades of uneasy but effective treaties ...