Nuclear weapons and the United Kingdom the year. During Operation Hurricane, an atomic bomb was detonated on board the frigate anchored in a lagoon in the Monte Bello Islands in Western Australia on 3 October 1952. Britain thereby became the third country to develop and test nuclear weapons. This led to the development of the first deployed weapon, the Blue Danube free-fall bomb. It had a diameter, 32 explosive lens implosion system with a levitated pit suspended within a natural uranium tamper. The warhead was contained within a bomb casing measuring diameter and long, and it weighed approximately , of which about was high explosive. The
Atomic Mom Oakland, California. "Atomic Mom" is a documentary film written and directed by M.T Silvia, which focuses on the connection between two mothers that are each on a different end of the Hiroshima atomic warfare spectrum: Pauline Silvia, a United States Navy biologist, and one of the only women scientists present during the 1953 radiation detonations of Operation Upshot–Knothole at the then-Nevada Test Site, and Emiko Okada, a Japanese woman who was exposed to radiation from the Hiroshima nuclear bombings as a child. Atomic Mom also offers a comparison of the Hiroshima Peace Memorial Museum and the Atomic Testing Museum in