Atomic Discovery: A Brief History ... scientists thought they had found the smallest atomic building blocks. This changed in 1963 when American physicist Murray Gell-Mann proposed his quark theory.

This article was originally published with the title “ A Completed Chapter in the History of the Atomic Theory ” in SA Supplements Vol. 42 No. 1080supp (September 1896), p. 17269 doi:10.1038 ...

In August 1945, a few days after the United States dropped atomic bombs on Hiroshima and Nagasaki, the government released an official report on the history of the destructive weapon. “The work ...

At a conference in the summer of 1942, almost a full year before Los Alamos opened, physicist Edward Teller raised the possibility of atomic bombs igniting Earth’s oceans or atmosphere.

Here’s how Oppenheimer birthed—and questioned—the atomic bomb. ( How the advent of nuclear weapons changed the course of history .) From child prodigy to the Manhattan Project ...

J. Robert Oppenheimer, creator of the atomic bomb, is shown at his study in Princeton University's Institute for Advanced Study on Dec. 15, 1957.

The commonly accepted version of atomic bomb history states the bombs were created during the Manhattan Project. However, Hydrick said a “surprise opportunity” to obtain essential components ...