International Atomic Energy Agency

The wall of a major dam in a part of southern Ukraine that Moscow controls collapsed Tuesday after a reported explosion,

Ukrainian engineers restored external power to the Zaporizhzhia Nuclear Power Plant (ZNPP) today

Iran appeared to be readying for a space launch Tuesday as satellite images showed a rocket on a rural desert launch pad

Iran will not deliver records of its nuclear activities to the International Atomic Energy Agency (IAEA) after a temporary understanding reached in January expired, the speaker of Iran's parliament said on Sunday.

Iran’s parliament speaker said Sunday that international inspectors may no longer access surveillance images of the Islamic Republic’s nuclear sites, escalating tensions amid diplomatic efforts in Vienna

Iran’s Natanz nuclear site suffered a problem on Sunday involving its electrical distribution grid just hours after starting up new advanced centrifuges that more quickly enrich uranium.

The United States and Iran said Friday that they would begin negotiations through intermediaries next week.