Bid to Preserve Manhattan Project Sites in a Park Stirs DebateBreaking News
A plan now before Congress would create a national park spread over three states to protect the aging remnants of the atomic bomb project from World War II, including an isolated cabin where grim findings threw the secretive effort into a panic.
Scientists used the remote cabin in the seclusion of Los Alamos, N.M., as the administrative base for a critical experiment to see if plutonium could be used to fuel the bomb. Early in 1944, sensitive measurements unexpectedly showed that the silvery metal underwent a high rate of spontaneous fission — a natural process of atoms splitting in two.
That meant the project’s design for a plutonium bomb would fail. J. Robert Oppenheimer, the project’s scientific head, was so dismayed that he considered resigning.
But he and his colleagues pressed ahead with a new design. On July 16, 1945, the world’s first atom bomb — a lump of plutonium at its core — illuminated the darkness of the central New Mexican desert with a flash of light brighter than the sun....
comments powered by Disqus
- Snopes debunks slavery Internet meme
- Revamped Chinese History Journal Welcomes Hard-Line Writers
- Poll: 3 Out of 5 Texan Trump Supporters Want Secession if Hillary Clinton Is Elected
- The Psychiatric Question: Is It Fair to Analyze Donald Trump From Afar?
- Minorities still feel Eugene, Oregon’s historical link to the Ku Klux Klan
- Ernst Nolte, Historian Whose Views on Hitler Caused an Uproar, Dies at 93
- Japan should give formal apology for wartime aggression, says historian
- Historian Benjamin Madley says what whites did to Indians in the 19th century in California was genocide.
- Kevin Baker says America needs to bring back political machines
- Covell Meyskens uses his blog to show what life was like under Mao. (Interview)