On August 6, 1945, a 10-foot-long uranium bomb called "Little Boy" was dropped on the Japanese city of Hiroshima.

A fire aboard the SS Grandcamp initially gave little indication of the catastrophe about to unfold. Loaded with thousands of ...

An aerial photo of the atomic cloud rising over Hiroshima on 6 August 1945. (US Library of Congress) The world changed ...

The printing press, light bulb, internal combustion engine and computer moved the world into a mostly better future.

Watch Nagasaki survivor says a mistake could lead to nuclear war, 80 years after atomic bomb explosion Video Online, on GlobalNews.ca ...

Add Yahoo as a preferred source to see more of our stories on Google. When an atomic bomb detonates, it produces a unique chemical environment that's nearly impossible to mimic in a lab—and amid its ...

Log-in to bookmark & organize content - it's free! American students learned safety and preparedness in case of an atomic bomb explosion in this 1951 "Duck and Cover" public awareness campaign video ...

Almost 81 years after the atomic bombing of the Japanese city, scientists have discovered previously unknown material in Hiroshima Bay. The results of the study were reported on July 29 by the journal ...

The scene of destruction after the atomic bomb was dropped on Hiroshima, Japan, in 1945.Universal History Archive/Universal Images Group via Getty Images On August 6, 1945, a 10-foot-long uranium bomb ...