Less than two percent of the Hiroshima bomb's uranium actually detonated

Little Boy, the nuclear bomb that U.S. forces dropped on the Japanese city of Hiroshima on August 6th, 1945, leveled a two-mile radius of the city, killing an estimated 80,000 people. It was an enormous amount of destruction—and it was caused by less than two percent of the uranium carried by the bomb. » 8/20/14 1:16pm 8/20/14 1:16pm

Being a Courier For The Manhattan Project Sounded Like An Awful Job

What would you do if your boss handed you a mysterious box and said that if anything weird started happening with it, to just ditch the thing and run as fast as you can? Well that's exactly what happened to a poor courier working for the Manhattan Project back in the 1940s — a courier who, as it turns out, was… » 10/23/13 7:12pm 10/23/13 7:12pm

US Air Force Abandoned Nuclear Bomb in Greenland

The US government plotted to hide the fact that they were constantly flying nuclear-armed B-52 bombers over Greenland during the 1960s, the BBC has discovered in a recent investigation. The operation, called Chrome Dome, was designed to instantly respond to the Soviet Union if the latter launched a nuclear missile… » 11/11/08 8:00am 11/11/08 8:00am