Chief of the UN nuclear watchdog, Rafael Grossi, is in Iran on his third visit this year to address what he earlier called outstanding questions regarding Iran’s nuclear program.

The head of the International Atomic Energy Agency (IAEA) says the UN nuclear watchdog believes everyone should sign the Non Proliferation Treaty (NPT), and that the Israeli regime is no exception.

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

Iran decries the UN nuclear agency for accusing the Islamic Republic of non-cooperation with the organization.

Iran says security measures at its nuclear facilities have reasonably been tightened.

The head of the UN nuclear watchdog describes Iran as a key partner to the agency.

Visiting Tehran, the IAEA chief says the UN nuclear watchdog will not allow any third party to influence its relations with Iran.

The US point man on Iran meets with the IAEA chief to discuss the Iranian nuclear program as Washington steps up its push to kill the JCPOA.