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  1. B61-13s will have less than one third the power of the biggest U.S. nuclear weapon - the B83 - which has a yield of 1.2 megatons, 80 times the Hiroshima bomb. Barack Obama tried to retire the B83 ...

  2. Mar 7, 2016 · On 16 July 1945, Trinity – the first nuclear explosion ever – was conducted by the US Army in the Jornada del Muerto desert, New Mexico. This successful, experimental trial – resulting in the detonation of a spherical bomb nicknamed 'The Gadget' – ushered in a new nuclear age and arms race, with several nations subsequently developing and detonating their own nuclear weaponry in the ...

  3. 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).

  4. Nov 2, 2015 · November 2, 2015 1:00 PM EST. O n Nov. 1, 1952—63 years ago this week—the U.S. detonated the first hydrogen bomb, resulting in the first successful full-scale thermonuclear weapon explosion ...

  5. Oct 27, 2023 · The 72nd Test and Evaluation Squadron test-loads an unarmed B61-12 bomb, which can be outfitted with a nuclear warhead, on a B-2 Spirit bomber on June 13, 2022. (Airman 1st Class Devan Halstead/U ...

  6. Dec 1, 2023 · This article is part of “The New Nuclear Age,” a special report on a $1.5-trillion effort to remake the American nuclear arsenal. T he point of the thing was to forever change our concept of ...

  7. On September 23, 1992, under the surface of the Nevada Test Site, the United States conducted its 1,030th--and last--nuclear weapon test explosion. At the time, there were serious questions about whether the United States could indefinitely extend the service lives of its nuclear warheads without regular nuclear testing.

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