This section provides an overview of the history of the Manhattan Project, the key organizations involved, the science behind the bomb, and more.
Mendelevium, or element 101, was discovered at the Berkeley Rad Lab in 1955 using advanced techniques and tools.
In 1914, novelist H. G. Wells envisioned an atomic bomb that would produce a continual radioactive explosion in his book “The World Set Free.”
As scientists decided which materials they would use to build the early nuclear reactors, some staked their country’s nuclear programs on small amounts of a substance practically indistinguishable from water.
How to separate the much more potent U-235 from its abundant relative, U-238 consumed thousands of hours and millions of dollars.
During the early part of the twentieth century, physicists and chemists toyed with the idea of obtaining energy from atoms.
In the 1930s, scientists observed and explained nuclear fission–splitting an atom–for the first time.
Plutonium was first produced and isolated on December 14, 1940 at the University of California, Berkeley.
The U.S. developed two types of atomic bombs during the Second World War.