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May 7, 2024 · Of the deployed warheads, FAS estimates 400 are on intercontinental ballistic missiles [ICBMs], 970 on submarine-launched ballistic missiles [SLBMs], and 300 are located at bomber bases in the United States and approximately 100 tactical bombs are at European bases.
May 7, 2024 · The United States is modernizing its nuclear bomber force by upgrading nuclear command-and-control capabilities on existing bombers, developing enhanced nuclear weapons (the B61–12, B61–13, and the new AGM-181 Long-Range Standoff Weapon or LRSO), and designing a new heavy bomber (the B-21 Raider).
May 15, 2024 · The U.S. is building new nuclear weapons, including a massive missile called the Sentinel. They’re up to 20 times more powerful than the bomb dropped on Hiroshima. The program could cost more...
May 5, 2024 · The first nuclear weapons were bombs delivered by aircraft. Later, warheads were developed for strategic ballistic missiles, which have become by far the most important nuclear weapons.
- What is a nuclear weapon?A nuclear weapon is a device designed to release energy in an explosive manner as a result of nuclear fission, nuclear fusion, or a combination of...
- Are there treaties to control the proliferation of nuclear weapons?Concerns about the devastating effects of nuclear weapons have driven governments to negotiate arms control agreements. Some of the earliest ones i...
- When was a nuclear weapon first tested?The first test of a nuclear weapon occurred in the United States on July 16, 1945, at the Alamogordo Bombing Range in south-central New Mexico. The...
- Which country had the most nuclear weapons?The Soviet Union had the most nuclear weapons during the Cold War. The Soviet stockpile reached a peak of about 33,000 operational warheads in 1988...
5 days ago · The U.S. needs all three legs of its nuclear triad, including the land-based intercontinental ballistic missiles and air-launched cruise missiles maintained by the Air Force, as well as the...
May 14, 2024 · Overview of United States's nuclear, chemical, biological, and missile capabilities and nonproliferation activities.
5 days ago · Known as the W87-1 warhead, it is the first all-new nuclear weapon since the end of the Cold War. That warhead is currently estimated to cost more than $12 billion. RELATED: However, one should always take NNSA estimates with a grain—or two—of salt.
