The Kremlin warned Monday against “nuclear rhetoric” after President Trump repositioned two nuclear submarines because of ...

President Trump is rattling the U.S.’s formidable nuclear saber amid his growing frustration with Russian President Vladimir ...

Ukrainian hackers gained access to a wide range of classified materials related to the submarine, including detailed technical documentation, combat instructions, and engineering reports.

A very powerful magnitude 8.8 earthquake off Russia's Far Eastern Kamchatka coast on Wednesday triggered tsunami warnings as ...

The 80th anniversary of the atomic bombing of Hiroshima and Nagasaki is this week. It was the only time nuclear warheads were ...

Russian policy” for driving Russia to scrap the Cold War-era moratorium on nuclear missiles. In his latest online clash with ...

In a statement, the Russian Foreign Ministry said that Moscow “no longer considers itself bound” by its “previously adopted ...

The Rybachiy base, which hosts nuclear-powered submarines from Russia’s Pacific Fleet, lies in a cove about 80 miles from the ...

The Kremlin tried Monday to defuse tensions caused by remarks from one of Russia’s top officials that led President Trump to ...

Moscow downplayed President Trump's announcement that he'd ordered two nuclear submarines to "the appropriate regions" after ...

Mr. Trump's special envoy, Steve Witkoff, is headed to Moscow this week ahead of a deadline on a Ukraine ceasefire.