In leaked papers, Iran's nuclear agency asks government to cover costs of project

International Atomic Energy Agency remains tight-lipped on details of where the 10 drums of uranium ore disappeared, says it's working to track down current location

News website linked to highest reaches of Iran's theocracy nods to allegation amid renewed pressure on West to address Tehran's program

Small amount of nuclear element reportedly found in shipment of scrap metal that originated in Pakistan and arrived on flight from Oman, addressed to Iranians in UK

Tehran has amassed more than 3,800 kilos of material, IAEA reports after detecting radioactivity at potential undeclared nuclear sites

Satellite images reveal construction in area adjoining plant at Yongbyon, 'heart' of hermit kingdom's nuclear program

Amassing high-grade fissile material is only the first step toward an atomic weapon, and Tehran's latest violation of the JCPOA does not substantially change the timeline

Country's nuclear agency chief, Ali Akbar Salehi, says it will resume adhering to nuke deal's terms if 'other parties' do so

Tehran says IAEA must 'prevent paving ground for misunderstanding' after Europeans push back on uranium metal development plan following publication in watchdog's report

French FM warns Trump's 'maximum pressure' tactics only increased risk posed by Tehran; comments come after Iranian announcement of advancing research on uranium metal production