Director general of the International Atomic Energy Agency, Rafael Mariano Grossi, left, and Iranian Foreign Minister Mohammad Javad Zarif attend a meeting in Tehran, Iran, Aug. 25, 2020 (AP photo by Vahid Salemi).

In the four decades since Iran’s Islamic Revolution, relations between Tehran and Washington have seen deep enmity offset by brief periods of rapprochement and tactical cooperation. As a new U.S. administration settles into office and asserts its intent to, in President Joe Biden’s words, “offer Tehran a credible path back to diplomacy,” one of those periods may be on the horizon again. The Obama administration pursued diplomatic engagement with the Islamic Republic, holding direct as well as multilateral talks that culminated in the 2015 deal to curb Iran’s nuclear program, officially the Joint Comprehensive Plan of Action, or JCPOA. Under […]

Robert Rosner, chairman of the Bulletin of the Atomic Scientists, moves the minute hand of the Doomsday Clock closer to midnight during a news conference in Washington, Jan. 25, 2018 (AP Photo by Carolyn Kaster).

Last Wednesday, the Bulletin of the Atomic Scientists, which celebrated its 75th anniversary in December, unveiled the latest installment of its famous “Doomsday Clock,” which purports to measure how close the world is catastrophe. When it first appeared in 1947, at the dawn of the nuclear age, its hands were set at 7 minutes to midnight. In the intervening years, it’s moved both closer to and farther from that witching hour. The most comforting installment appeared in 1991, amid the sudden end of the Cold War, when the Clock was reset to a sanguine 17 minutes to midnight. That optimism […]