The IAEA chief has arrived in Tehran to meet top Iranian officials days before the resumption of Vienna talks.

Russia says the IAEA chief’s visit to Iran is a good opportunity for closer contacts and cooperation between the two sides.

The United Nations' nuclear organization sounds the alarm over Australia's plan to obtain nuclear-powered submarines.

Iran’s nuclear chief advises the IAEA not to be duped by false reports concocted by anti-Iran terrorists.

Russia’s top negotiator in the Vienna talks says the IAEA Board of Governors has called for the resumption of the talks aimed at reviving the deal.

There will be no change in the IAEA's lack of access to its camera footage at Iran’s nuclear sites during Grossi’s visit to Tehran, an informed source tells Press TV.

Iran’s envoy to the IAEA says the Agency’s latest report confirms that Tehran is implementing the country’s strategic parliamentary law, which limits IAEA access and obliges Iran to press ahead with enrichment and other nuclear activities.

The head of the AEOI has denounced an attack on Natanz nuclear facility as “nuclear terrorism,” urging the world to address such acts.

A senior Iranian diplomat says Israel’s development of a clandestine nuclear weapon program poses a serious threat to regional and international security and stability and the NPT effectiveness.

Foreign Minister Zarif has threatened to take some measures in case “reason does not prevail” on the other side of the dispute over the nuclear deal.