US and Iran say they'll meet in Oman Friday after reported dispute over Iran's demand that talks only cover nuclear issue; ...

President Donald Trump says U.S. cannot share military plans with Gulf allies during Iran negotiations, as Saudi Arabia restricts airspace access.

The last remaining nuclear arms control treaty between the United States and Russia is set to expire Thursday, leaving the ...

US President Donald Trump warned that Iran’s supreme leader should be “very worried,” as both sides prepare for their first ...

Video Quality Speed 00:00 02:22 Trump says Iran supreme leader 'should be very worried' ahead of US-Iran talks In the lead up ...

Beijing, Moscow and shaken American allies are seeking new warheads as President Trump ends more than a half century of ...

It’s worth looking at high-assay low-enriched uranium, or HALEU, specifically. This fuel is enriched to higher concentrations ...

The last remaining nuclear arms pact between Russia and the United States is set to expire this week, removing any caps on ...

Fox News senior White House correspondent Peter Doocy reports on President Donald Trump’s stance on Iran, and newly-nominated ...

For the first time in more than half a century, there are no limits on the world’s two largest atomic arsenals. The sole ...

DUBAI (AP) — Nuclear talks between Iran and the United States will take place Friday in Oman, the Iranian foreign minister ...

Iran has tentatively agreed to resume nuclear talks with the US as it tries to avert the threat of strikes, in what would be the first such negotiations since the Trump administration bombed three of ...