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Within a few days of detonating their first nuclear bomb, to the dismay of the Soviets, President Truman announced that they had the evidence to prove that within recent weeks an atomic explosion had occurred in the USSR. How the United States had obtained that knowledge was highly classified but we now know the story of the secret snoopers who sniffed the stratosphere and their spooky sorties!
The Castle Bravo test blast
The Tsar Bomba
American concerns over nuclear fallout
The WB-29
The RB-47H at the National Museum of the United States Air Force
Balloon debris
The RC-135
The long thin island of Novaya Zemlay
Images under Creative Commons licence with thanks to TravelingOtter, the US Department of Energy, Croquant, U.S. National Archives and Records Administration, Ruth AS, the USAF, the University of Texas, the SDASM Archives and NASA.
