A day earlier, Iran’s Supreme Leader Ali Khamenei had rejected talks with the U.S., because he said they would be aimed at ...

President Donald Trump says he sent a letter to Iran’s Ayatollah Ali Khamenei, a development that was not immediately ...

Iran open to U.S. negotiations on nuclear militarization concerns, rejects talks aimed at restricting missile program and ...

The report by the Vienna-based International Atomic Energy Agency said that as of Feb. 8, Iran has 605.8 pounds of uranium ...

Iran's stock of uranium close to weapons grade has jumped since December, two reports by the U.N. nuclear watchdog said on ...

Iran has sharply increased its stockpile of a critical raw material for atomic weapons, according to a confidential U.N.

The report from the International Atomic Energy Agency comes amid growing concerns that Iran may pursue a nuclear weapon.

Iran's Supreme leader has criticised "bullying" countries in an apparent response to Donald Trump's comments that he had sent ...

President Donald Trump issued a warning to Iran in a Thursday letter, telling Tehran it can either "make a deal" regarding ...

President Trump said he sent a letter to Iran's Supreme Leader Ayatollah Ali Khamenei last week asking that the two leaders ...

"There are two ways Iran can be handled, militarily or you make a deal. I would prefer to make a deal," Trump told Fox host ...

Iran’s stockpile of uranium enriched just below the level needed for nuclear weapons surged more than 50% in the last three ...