The Doomsday Clock now stands at 89 seconds to midnight, the closest to catastrophe in its nearly eight-decade history.
Langsdorf — who was married to a Manhattan ... Dr. Leonard Rieser, chairman of the board of the Bulletin of the Atomic Scientists, moves the hand of the Doomsday Clock back to 17 minutes before ...
Langsdorf — who was married to a Manhattan Project physicist ... and nuclear proliferation. Dr. Leonard Rieser, chairman of the board of the Bulletin of the Atomic Scientists, moves the hand of the ...
Humanity is closer than ever to catastrophe, according to the atomic scientists behind the Doomsday ... to a Manhattan Project physicist — sketched out a few ideas, including a clock counting ...