The final pillar of a once-robust set of arms control treaties between the U.S. and Russia expires in six months.

LONDON - The United States has had internal discussions on using Russian nuclear-powered icebreaker vessels to support the development of gas and LNG projects in Alaska as one of the possible deals to ...

Ukraine's intelligence service spokesperson said that if the test is successful, Russia may use the cruise missile to bolster ...

Iran has insisted on its “right,” under the Non-Proliferation Treaty to make nuclear fuel, and the United States and other nations have allowed that such a “right" exists. But the treaty mentions no ...

Recently, acting NASA Administrator Sean Duffy reportedly suggested a U.S. reactor would be operational on the moon by 2030.

The Aug. 15 summit is a test of whether Trump can make progress on a peace deal that is acceptable to both Ukraine and Russia.

U.S. President Donald Trump and Russian President Vladimir Putin met face-to-face in Alaska on Friday in a high-stakes ...

Vladimir Putin has issued a new nuclear threat against the West with preparations to test a new missile in a move aimed at ...

In addition to its as-yet undetermined consequences for a potential US-Iran nuclear deal, ‘Operation Midnight Hammer’—the US ...

Russian President Vladimir Putin said on the eve of a summit with US President Donald Trump that their countries might strike ...