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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. [1] [notes 1] Most of the tests took place at the Nevada Test Site (NNSS/NTS) and the Pacific Proving ...
It includes nuclear test sites, nuclear combat sites, launch sites for rockets forming part of a nuclear test, and peaceful nuclear test (PNE) sites. There are a few non-nuclear sites included, such as the Degelen Omega chemical blast sites, which are intimately involved with nuclear testing. Listed with each is an approximate location and ...
The site contains many subsidence craters from the testing. The site was the United States' primary location for tests smaller than 1 Mt (4.2 PJ). One hundred twenty-six tests were conducted elsewhere, including most larger tests. Many of these occurred at the Pacific Proving Grounds in the Marshall Islands.
Scientists charged with ensuring the aging U.S. stockpile of nuclear weapons are good to go — if needed — say they'll start shipping key components to Nevada's desert next year to prepare for ...
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 when ...
The United States conducted around 1,054 nuclear tests (by official count) between 1945 and 1992, including 216 atmospheric, underwater, and space tests. [9] Some significant tests conducted by the United States include: Shot "Baker" of Operation Crossroads (1946) was the first underwater nuclear explosion.
The resumption of testing by the world's two biggest nuclear powers would usher in a new and precarious era nearly 80 years since the United States tested the first nuclear bomb at Alamogordo, New ...
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