As the cloud cleared, Air Force bombers dropped in to gather air samples. Researchers hoped that the radioactive fallout ...

TOMORROW, 80 YEARS SINCE THE WORLD’S FIRST ATOMIC BOMB WAS DETONATED IN NEW MEXICO. CONSIDERED INSTRUMENTAL IN THE EFFORTS TO END WORLD WAR TWO, THE TRINITY TEST DEVASTATED LOCAL COMMUNITIES.

On August 6, 1945, the sky above the Japanese city of Hiroshima opened. A blinding flash, then a deafening sonic boom. An entire city pulverized in seconds. Thus began the nuclear age. Today, 80 years ...

U.S. Energy Secretary Chris Wright said he expects U.S. nuclear-weapons testing sought by President Donald Trump to stop short of actual atomic bomb explosions for now. “I think the tests we’re ...