List of United States nuclear weapons tests - Wikipedia
网页The nuclear weapons tests of the United States were performed from 1945 to 1992 as part of the nuclear arms race. The United States conducted around 1,054 nuclear tests by official count, including 216 atmospheric, underwater, and space tests.
US moves closer to underground testing of nuclear weapons …
网页2023年10月5日 · Experts at national defense laboratories haven’t been able to physically validate the effectiveness and reliability of nuclear warheads since a 1992 underground test ban. But Energy Department officials announced Thursday they’re on the verge of piecing together the technology needed to do the next best thing.
Exclusive: Satellite images show increased activity at nuclear test ...
网页2023年9月22日 · Russia, the United States and China have all built new facilities and dug new tunnels at their nuclear test sites in recent years, satellite images obtained exclusively by CNN show, at a time...
U.S. tests Minuteman III ballistic missile to demonstrate nuclear …
网页2022年8月16日 · The U.S. military said it tested an unarmed Minuteman III intercontinental ballistic missile Tuesday to "validate and verify" the nuclear weapon system’s effectiveness and safety. The test...
U.S. Air Force conducts test launch of unarmed Minuteman III …
网页2023年9月6日 · The U.S. Air Force tested an unarmed intercontinental ballistic missile with nuclear capabilities early Wednesday morning, as the Minuteman III launched from Vandenberg Space Force Base in ...
Nuclear Tests Have Changed, but They Never Really Stopped
网页2020年7月16日 · The US ended all underground nuclear tests in the early 1990s in the lead-up to the Comprehensive Nuclear Test Ban Treaty, despite protests from the heads of the nation’s three national...
See the US Air Force test launch a nuclear missile - Defense News
网页2022年9月6日 · Pentagon spokesman Brig. Gen. Pat Ryder said in a Tuesday briefing that Air Force Global Strike Command will launch the Minuteman III missile from Vandenberg Space Force Base in California, calling...
Trinity Nuclear Test’s Fallout Reached 46 States, Canada and …
网页2023年7月20日 · Using state-of-the-art modeling software and recently uncovered historical weather data, the study’s authors say that radioactive fallout from the Trinity test reached 46 states, Canada and...
Minuteman III test launch showcases readiness of US nuclear …
网页2024年6月4日 · The ICBM test launch program demonstrates the operational capability of the Minuteman III and ensures the United States’ ability to maintain a strong, credible nuclear deterrent as a key element of U.S. national security …
NNSA completes subcritical experiment at PULSE facility in Nevada
网页2024年5月16日 · WASHINGTON – On the evening of May 14, the U.S. Department of Energy’s National Nuclear Security Administration successfully executed a subcritical experiment in the Principal Underground Laboratory for Subcritical Experimentation (PULSE) facility at the Nevada National Security Site.
- 某些结果已被删除