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

Antibiotic resistance is a global concern that threatens our ability to prevent and treat bacterial infections in humans and ...

VIENNA—Iran has sharply increased its stockpile of highly enriched uranium in recent weeks, according to a confidential United Nations report, as Tehran amasses a critical raw material for ...

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

A report by the International Atomic Energy Agency (IAEA) cautioned that the Islamic Republic of Iran is producing a large amount of uranium that could be used in six atomic bombs.

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