Unsung heroes of Los Alamos:

Rethinking Manhattan Project Spies and the Cold War, MAD — and the 75 years of no nuclear war — that their efforts gifted us

  75 years ago, just before dawn on July 16, 1945, a cataclysmic explosion  brighter than the still unseen sun hook the New Mexico desert as scientists from the top-secret Manhattan Project tested their nightmarish creation:  the first atom bomb dubbed “the Gadget” by its inventors (the test was called “Trinity.”) This birth of the …