The UN atomic watchdog's chief on Monday called for more transparency from Iran as it seeks relief from sanctions in negotiations over its nuclear programme. International Atomic Energy Agency director general Rafael Grossi made the comments ahead of a meeting in Cairo with Iran's top diplomat and chief nuclear negotiator, Abbas Araghchi.

Iran's foreign ministry and the Iranian nuclear agency rejected the report, calling it "politically motivated" in a joint statement.

Even as it negotiations with the US on limiting its weapons program, a new United Nations report says, Iran has roughly doubled its stockpile of near-bomb-grade uranium in the past quarter—a rate of about one nuclear weapon's worth per month.

The U.N. atomic agency reports that Iran hasn’t cooperated with a nuclear probe, raising the prospect of a snapback of sanctions on Tehran.

The head of the International Atomic Energy Agency, Rafael Mariano Grossi, has met with Greek shipowners and government ministers to discuss the potential use of nuclear power in the future of

El Salvador has taken a significant step toward diversifying its energy matrix with the official launch of the first