The Kremlin warned Donald Trump that Russia will resume testing its nuclear weapons if the US does the same. Just hours after ...

President Vladimir Putin says Russia has conducted a successful test of a new atomic-powered and nuclear-capable underwater ...

Putin announced successful Poseidon nuclear drone testing as President Donald Trump urged Russia to end the Ukraine war ...

The test comes days after President Vladimir V. Putin announced the previous trial of another Russian nuclear weapon.

Russian President Vladimir Putin has given state awards to the developers of the Burevestnik cruise missile and the Poseidon underwater torpedo, the latest signal in what analysts have cast as efforts ...

President Vladimir Putin announced Russia's successful test of the nuclear-powered 'Poseidon' submersible drone, claiming ...

The U.S. stopped testing nuclear weapons over three decades ago and all other countries followed suit. If we resume testing, ...

Russia has conducted a successful test of a new atomic-powered and nuclear-capable underwater drone, President Vladimir Putin ...

Energy Secretary Chris Wright says that new tests of the U.S. nuclear weapons system ordered up by President Donald Trump will not include nuclear explosions ...

President Donald Trump said the US would match its rivals in testing nuclear weapons after Russia in recent days announced ...

When it comes to naval strength, the US is peerless, and that tradition continues with the first rigorous sea test of this ...