The authoritative guide to ensuring science and technology make life on Earth better, not worse.

The experts comment: Key nuclear questions that the US presidential candidates should answer

By François Diaz-Maurin, John Mecklin | Nuclear Weapons
A National Oceanic and Atmospheric Administration satellite captured Hurricane Helene making landfall near Perry, Florida, just east of the Aucilla River's mouth on Sept. 26, 2024, at 11:10 p.m. EDT. With winds reaching 140 mph and storm surges estimated at as high as 15 feet, the Category 4 storm was among the most powerful to strike the United States.

Hurricane Helene isn’t an outlier. It’s a harbinger of the future.

By John Morales | Analysis, Climate Change

Question for the candidates: How will you reassure allies worried about the credibility of the US security guarantees?

By Sara Bjerg Moller | Nuclear Weapons
US President Joe Biden (L) and California Governor Gavin Newsom at an event discussing the opportunities and risks of artificial intelligence at the Fairmont Hotel in San Francisco, California in June 2023. (Photo by ANDREW CABALLERO-REYNOLDS/AFP via Getty Images)

Why California Gov. Gavin Newsom should sign an AI model regulation bill

By Anthony Aguirre | Artificial Intelligence, Disruptive Technologies, Opinion

Strengthening democracy and pandemic preparedness go hand in hand

By John Bridgeland, Elizabeth (Beth) Cameron, J. Stephen Morrison, Jennifer B. Nuzzo, Aquielle Person | Biosecurity
national guard members carry bottle water after hurricane sandy

‘We’re not going fast enough’: Sherri Goodman on climate change as security threat

By Jessica McKenzie | Climate Change
President Vladimir Putin talks with the governor of Kursk on the situation regarding the Ukrainian invasion of the south of the oblast. Kremlin.ru, CC BY 4.0, via Wikimedia Commons.

The new red line: Why a prolonged conflict in Ukraine makes a nuclear attack more likely

By Phillips P. O’Brien | Analysis, Nuclear Risk
Fire burning at Zaporizhzhia nuclear power plant in Ukraine

Nuclear power: future energy solution or potential war target?

By Ray Hughes | Climate Change, Nuclear Energy, Voices of Tomorrow

Biden focused on strategic stability. His successor should embrace arms control

By Stephen J. Cimbala, Lawrence J. Korb | Nuclear Weapons
The United States Department of Commerce

Are new US export controls rules on chips and other critical tech good enough?

By Ian J. Stewart | Analysis
Cattle.

Preventing the next pandemic should start with protecting farm workers

By Amy K. Liebman, Claire Hutkins Seda | Biosecurity

The path to compulsory voting

By Aidan Calvelli | Special Topics

A National Oceanic and Atmospheric Administration satellite captured Hurricane Helene making landfall near Perry, Florida, just east of the Aucilla River's mouth on Sept. 26, 2024, at 11:10 p.m. EDT. With winds reaching 140 mph and storm surges estimated at as high as 15 feet, the Category 4 storm was among the most powerful to strike the United States.

Hurricane Helene isn’t an outlier. It’s a harbinger of the future.

By John Morales | Analysis, Climate Change

US President Joe Biden (L) and California Governor Gavin Newsom at an event discussing the opportunities and risks of artificial intelligence at the Fairmont Hotel in San Francisco, California in June 2023. (Photo by ANDREW CABALLERO-REYNOLDS/AFP via Getty Images)

Why California Gov. Gavin Newsom should sign an AI model regulation bill

By Anthony Aguirre | Artificial Intelligence, Disruptive Technologies, Opinion

The experts comment: Key nuclear questions that the US presidential candidates should answer

By François Diaz-Maurin, John Mecklin | Nuclear Weapons

Indian nuclear weapons, 2024

By Hans M. Kristensen, Matt Korda, Eliana Johns, Mackenzie Knight | Nuclear Notebook, Nuclear Weapons

Question for the candidates: How will you reassure allies worried about the credibility of the US security guarantees?

By Sara Bjerg Moller | Nuclear Weapons

Strengthening democracy and pandemic preparedness go hand in hand

By John Bridgeland, Elizabeth (Beth) Cameron, J. Stephen Morrison, Jennifer B. Nuzzo, Aquielle Person | Biosecurity

Alt: An image shows the Statue of Liberty beside text that reads, "September Issue. How to protect elections and democracy in a critical political year." A red button beside the text reads, "Subscribe to start reading."

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Artwork created by Lovely Umayam weaves together art and snippets of writing from the Bulletin’s archives to form a landscape mosaic that evokes the interweaving of art, words, and ideas.

Discuss the US elections, geopolitics, space, and more at Conversations Before Midnight

Rose Gottemoeller, the former Deputy Secretary General of NATO, and Manpreet Sethi, a distinguished fellow at the Centre for Air Power Studies, join Bulletin leadership.

The Bulletin welcomes top nuclear security experts to its leadership

Bulletin editor-in-chief John Mecklin (left), Bulletin President and CEO Rachel Bronson (center), and CEO of Lightbridge Corporation Seth Grae (right) converse during the 2023 Doomsday Clock Leadership Luncheon. Photo by Jamie Christiani.

Bronson to step down as Bulletin president & CEO

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