The FAS Nuclear Notebook is one of the most widely sourced reference materials worldwide for reliable information about the status of nuclear weapons, and has been published in the Bulletin of the Atomic Scientists since 1987.. The Nuclear Notebook is researched and written by the staff of the Federation of American Scientists’ Nuclear Information Project: Director Hans […]
On 14 April 2023, the Belarusian Ministry of Defence released a short video of a Su-25 pilot explaining his new role in delivering “special [nuclear] munitions” following his training in Russia. The features seen in the video, as well as several other open-source clues, suggest that Lida Air Base––located only 40 kilometers from the Lithuanian border and the […]
A photo in a Los Alamos National Laboratory (LANL) student briefing from 2022 shows four people inspecting what appears to be a damaged B61 nuclear bomb.
In early-February 2023, the Wall Street Journal reported that U.S. Strategic Command (STRATCOM) had informed Congress that China now has more launchers for Intercontinental Ballistic Missiles (ICBMs) than the United States. The report is the latest in a serious of revelations over the past four years about China’s growing nuclear weapons arsenal and the deepening […]
Russian noncompliance with New START Treaty makes retaining limits on strategic nuclear forces even more important.
The 21st century will be shaped by the US-China strategic competition. The United States and China are locked in a battle for global power, influence, and resources, and are fighting for control of the world’s most important geopolitical regions, including the Indo-Pacific and Africa. They are also vying for leadership in cutting-edge technologies such as […]
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.
On 27 October 2022, the Biden administration finally released an unclassified version of its long-delayed Nuclear Posture Review (NPR). The classified NPR was released to Congress in March 2022, but its publication was substantially delayed––likely due to Russia’s invasion of Ukraine. Compared with previous NPRs, the tone and content come closest to the Obama administration’s […]
On 27 October 2022, the Biden administration finally released an unclassified version of its long-delayed Nuclear Posture Review. Here’s what you need to know.
[Updated version] Today, Monday October 17, 2022, the North Atlantic Treaty Organization (NATO) will begin a two-week long exercise in Europe to train aircrews in using U.S. non-strategic nuclear bombs. The exercise, known as Steadfast Noon, is centered at Kleine Brogel Air Base in Belgium, one of six airbases in Europe that store U.S. nuclear […]
A new Air Force environmental assessment reveals that it considered basing ICBMs in underground railway tunnels––or possibly underwater.
The Federation of American Scientists regrets to share news of the passing of long-time board member Don Lebell at age 95. Don Lebell was an active voice in national security, working not only with FAS, but with the Ploughshares Fund’s Nuclear-Free Society and the Department of Defense’s Task Force on Globalization and National Security, Amnesty […]