FAS envisions a world where cutting-edge science, technology, ideas and talent are deployed to solve the biggest challenges of our time.| Federation of American Scientists
As the United States continues nuclear modernization on all legs of its nuclear triad through the creation of new variants of warheads, missiles, and delivery platforms, examining the effects of nuclear weapons production on the public is ever more pressing.| Federation of American Scientists
This buildup appears to contradict China's obligations under the nuclear Nonproliferation Treaty and could well stimulate nuclear buildups in the United States and India.| Federation of American Scientists
With 2000 nuclear weapons on alert, far more powerful than the first bomb tested in the Jornada Del Muerto during the Trinity Test 80 years ago, our world has been fundamentally altered.| Federation of American Scientists
Is sole authority solvable, or is it truly the best system possible for nuclear launch authority? If the latter, should we accept that reality?| Federation of American Scientists
The Nuclear Information Project provides the public with reliable information about the status and trends of the nuclear weapons arsenals of the world’s nuclear-armed countries.| Federation of American Scientists
Eliana Johns is a Senior Research Associate for the Nuclear Information Project at the Federation of American Scientists.| Federation of American Scientists
Life-extending the existing Minuteman III missiles is the best way to field an ICBM force without sacrificing funding for other priorities.| Federation of American Scientists
The United Kingdom is modernizing its inventory of nuclear weapons and collaborating with the United States, as revealed today in the Federation of American Scientists latest edition of its Nuclear Notebook, “United Kingdom Nuclear Forces, 2024”.| Federation of American Scientists
In early November 2024, the United States released a report describing the fourth revision to its nuclear employment strategy since the end of the Cold War and the third since 2013.| Federation of American Scientists
Matt Korda is a Senior Research Fellow for the Nuclear Information Project at the Federation of American Scientists.| Federation of American Scientists
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North Korea may have produced enough fissile material to build up to 90 nuclear warheads, but the famously opaque country has likely assembled fewer than that—potentially around 50.| Federation of American Scientists
Unique social media images reveal the likely retirement of an old Indian nuclear-capable system.| Federation of American Scientists
Hans M. Kristensen is Director of the Nuclear Information Project at the Federation of American Scientists where he provides the public with analysis and background information about the status of nuclear forces and the role of nuclear weapons. He specializes in using open sources and the Freedom of Information Act (FOIA) in his research to increase […]| Federation of American Scientists
The Federation of American Scientists applauds the United States for declassifying the number of nuclear warheads in its military stockpile and the number of retired and dismantled warheads.| Federation of American Scientists
The C-17As of the 62nd Airlift Wing at Joint Base Lewis-McChord serve as the Prime Nuclear Airlift Force (PNAF), the only airlift wing that is authorized to transport the Air Force’s nuclear warheads.| Federation of American Scientists
New U.S. Air Force budgetary documents strongly imply that the United States Air Force is in the process of re-establishing its nuclear weapons mission on UK soil.| Federation of American Scientists
Despite progress in reducing nuclear weapon arsenals since the Cold War, the world’s combined inventory of nuclear warheads remains at a very high level.| Federation of American Scientists