Events

Navy Petty Officer 3rd Class Nathaniel Carlyle, assigned to the guided missile destroyer USS Porter, prepares to fire the ship’s five-inch cannon during a live-fire exercise in support of Exercise Formidable Shield 2023 in the Atlantic Ocean, May 13, 2023. Formidable Shield is a biennial exercise involving a series of live-fire events against subsonic, supersonic, and ballistic targets.

The Uncertain Future of U.S. Nuclear Weapons Policy

April 10, 2025, 12:00 p.m. EDT | Virtual

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Fires in the Amazon, August 15-22, 2019, as seen via NASA’s Terra satellite. Public domain image

Beyond the Threshold: The Urgency of Climate Change

April 17, 2025, 9:00 a.m. CDT | Virtual

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The United Nations headquarters in New York. (Credit to Darren Ornitz)

Avoiding Doomsday for the NPT: Addressing Challenges to the 2026 RevCon

April 28, 2025, 3:00 p.m. EDT | In-person

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An image of the abandoned Chernobyl nuclear power plant.

Mapping Nuclear Legacies Symposium

May 1-2, 2025 | In-person

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Featuring Bulletin President and CEO Alexandra Bell on the panel, "Nuclear policy and security: The role of cities."

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Iran Update: What Happens Now?

May 14, 2025, 10:00 a.m. CT | Virtual

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Past events

A graphic reads, "89 seconds to midnight: Is time running out on nuclear arms control?." Below it are images of Former Governor of California Jerry Brown, Bulletin President and CEO Alexandra Bell, Bulletin Science and Security Board member Herb Lin, and former Deputy Secretary General of NATO Rose Gottemoeller.

89 seconds to midnight: Is time running out on nuclear arms control?

March 3, 2025, 4:00 p.m. PST | Virtual/In-person

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The Doomsday Clock showing "It is 89 seconds to midnight" in between red Bulletin banners. (Photo by Jamie Christiani/Bulletin of the Atomic Scientists)

Closer to Midnight: The Return to a Nuclear Arms Race

February 19, 2025, 12:00 p.m. EST | Virtual

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Donald Trump and Donald Trump Jr. at the 2024 New York City 9/11 Remembrance Ceremony.

President Trump's Nuclear Arms Challenges and The Dangers Ahead

January 30, 2025, 2:00 p.m. EST | Virtual

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All past events