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Daniel Ellsberg

Isidor Rabi, Dorothy McKibben, J. Robert Oppenheimer and Victor Weisskopf converse. Photo credit: American Institute of Physics Emilio Segrè Visual Archives, Physics Today Collection.

Post-‘Oppenheimer,’ what we should do to dismantle the nuclear Doomsday Machine

By Ivana Nikolić Hughes | Nuclear Risk, Nuclear Weapons

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Daniel Ellsberg’s message to us, and to future generations

By Martin E. Hellman | Nuclear Risk, Nuclear Weapons