Iran must “seriously improve” co-operation with UN inspectors to avoid heightening tensions with the west, the International Atomic Energy Agency’s head has warned.

A decline in rainfall and reduced inflow to Tehran province’s dams have left a reservoir with enough water supply for just two weeks.

Iran must "seriously improve" cooperation with the United Nations inspectors to avoid heightening tensions with the West, the Financial Times reported on Wednesday, citing International Atomic Energy Agency chief Rafael Grossi.

Out of the eight political prisoners Iran executed during October, Hengaw identified seven as being sentenced on charges of espionage for Israel. Iran executed "at least 241 prisoners" throughout October,

Since the end of September, Iran has reportedly received from China 2000 tons of sodium perchlorate, a missile fuel precursor, enough for roughly 500 ballistic missiles, CNN reported on Wednesday. In February, CNN reported the shipment of 1,000 tons of sodium perchlorate from China to Iran.

Iranian hackers taunted former National Security Adviser John Bolton about files allegedly obtained from his email account that they said were classified.

The head of the U.N. nuclear watchdog says Iran doesn’t appear to be actively enriching uranium but that the agency has recently detected renewed movement at the country’s nuclear sites.

On the anniversary of the 1979 embassy takeover, Khamenei warned tensions with Washington would persist without major U.S. policy changes.