Senior Iranian negotiators have indicated a willingness to accept temporary limits on uranium enrichment in exchange for broad sanctions relief.
The UN nuclear watchdog's latest quarterly report confirms Iran's stockpile of 60%-enriched uranium has continued to grow, though no diversion to weapons purposes has been detected.
Analysis of commercial satellite imagery suggests expansion work at the Fordow fuel enrichment plant, built inside a mountain near Qom and considered hardened against air strikes.
From the revelation of the Natanz facility in 2002 to the 2015 JCPOA, its collapse, and the current negotiations — a complete guide to 20 years of nuclear talks.
The International Atomic Energy Agency's Board of Governors voted to formally censure Iran after inspectors were denied access to two sites believed to contain undeclared nuclear material.
A technical breakdown of the UN watchdog's quarterly findings on Iran's enriched uranium stockpile and what the numbers mean for the timeline to a potential weapons breakout.
Construction on the second unit of Iran's Bushehr nuclear power plant has fallen significantly behind schedule, with Russian engineers unable to deliver key components due to overlapping sanctions regimes.