Assuming that the missile in "A House of Dynamite" carried a several-hundred-kiloton nuclear warhead and detonated directly above Chicago’s Loop, what would ensue in the seconds, minutes, days, and ...

What Gates is putting forward aren’t legitimate arguments that can be made in good faith. They are shopworn fossil fuel ...

Photograph of 74-kiloton nuclear bomb test Hood, conducted in 1957 at an altitude of 1,500 feet. Hood was the highest-yield atmospheric test to be conducted at the site, according to page 54 of the ...

North Korea has turned deception into strategy, weaponizing ambiguity to mask nuclear progress. Its success reveals how ...

Patricia Jaworek is a director for the Nuclear Threat Initiative’s Global Nuclear Policy Program. She leads NTI’s activities to advance understanding of the global and long-term effects of nuclear ...

Isabelle Williams is a senior director at NTI. She leads and supports projects across NTI, including efforts to reduce nuclear risks and advance understanding of the global and long-term effects of ...

Allison Stanger explains how Big Tech CEOs became more powerful than some elected heads of state, and why citizens should be concerned about Big Tech’s ability to influence government policy.

Mark Goodman is a former senior scientist at the US State Department who specialized in nuclear policy—nuclear energy, nuclear nonproliferation, and disarmament—for 30 years. He is a non-resident ...

In 1978, the Bulletin of the Atomic Scientists published a cover story titled “Is mankind warming the Earth?” The answer then, as now, was an “unqualified ‘yes.’” Between July 2023 and June 2024, the ...

The International Gene Synthesis Consortium (IGSC) is an industry-led group of gene synthesis companies and organizations formed to design and apply a common protocol to screen both the sequences of ...

María de los Ángeles Orfila is the Bulletin‘s climate change editorial fellow. She is a science journalist from Uruguay whose work has appeared in Science, National Geographic, Live Science, Discover, ...

Steven Pifer is an affiliate of Stanford’s Center for International Security and Cooperation, a nonresident senior fellow with the Brookings Institution and a former US ambassador to Ukraine. He ...