Jewish culture and many Jewish scientists had a significant role in the project. The theoretical physicist Robert Oppenheimer, often considered as the ""father of the atomic bomb"", was chosen to direct the Manhattan Project at Los Alamos National Laboratory in 1942. The physicist Leó Szilárd, that conceived the nuclear chain reaction; Edward Teller, ""the father of the hydrogen bomb"" and Stanislaw Ulam; Eugene Wigner contributed to theory of Atomic nucleus and Elementary particle; Hans Bethe whose work included Stellar nucleosynthesis and was head of the Theoretical Division at the secret Los Alamos laboratory; Richard Feynman, Niels Bohr, Victor Weisskopf and Joseph Rotblat.
Nagasaki National Peace Memorial Hall for the Atomic Bomb Victims across the surface of the water, symbolizing the victims. The foundation also tours internationally, holding anti-nuclear displays in cities around the world. The 2005 exhibition was held at the Peace Museum in Chicago, coinciding with the 60th anniversary of the bombing as well as a conference in New York which reviewed the Nuclear Non-Proliferation Treaty. In 2007, the exhibition was held in Guernica, Spain, which was heavily bombed by the Luftwaffe in April 1937. Nagasaki National Peace Memorial Hall for the Atomic Bomb Victims The is a commemorative monument in Nagasaki, Japan, situated next to its Atomic Bomb Museum. The