Atomic Bomb Cards
Unknown Source
"By 1942 several influential people, including Arthur Compton, suggested that Robert Oppenheimer be named scientific director."
The Atomic Bomb
" The "Trinity" test saw the first-ever atomic bomb detonation, which occurred on Friday, July 13, at 5:30 a.m.."
The Atomic Bomb
" The spheroid, three-ton "Fat Man" utilized a plutonium core about the size of an orange to achieve its fission reaction and was ultimately destined for Nagasaki."
The Atomic Bomb
"A second bomb would be dropped three days later over Nagasaki, killing a further forty thousand."
Unknown Source
"Although Oppenheimer was officially named scientific director in March 1943, he had already begun working on the project months earlier."
Unknown Source
"Army colonel James Marshall gave the organization that would work on the bomb the code name Manhattan Engineer District (MED) of the War Department, or simply, the Manhattan Project."
The Atom Bomb
"But by the middle of 1943, all of the major types of radar had been fairly well developed, and this freed a number of MIT scientists to go to Los Alamos.
The Atom Bomb
"First, the project needed a special weapons laboratory that would put the bomb together."
Unknown Source
"In 1941 fellow physicists told him that the United States and Britain were doing nuclear work; he himself was studying thermonuclear reactions when Leslie Groves chose him as scientific director of the Manhattan Project."
The Atom Bomb
"In 1941, a coalition of physicists persuaded the U.S. government to support research on and construction of an atom bomb."
Unknown Source
"In September 1942 Colonel Leslie Richard Groves, an engineer in the Army Corps of Engineers and an experienced military leader, was appointed as the military director who would oversee the Manhattan Project."
The Atomic Bomb
"Most of the researchers did their work in countries that were quickly falling under Fascist influence (Italy, Germany, Hungary, and Austria)."
The Atomic Bomb
"On August 6, 1945, at 8:45 a.m. (local time), the first atomic bomb used in warfare exploded over the city of Hiroshima, Japan, instantly incinerating about seventy thousand people."
Unknown Source
"One of the first priorities for Oppenheimer and Groves was to find an appropriate location where they could bring together the people working on the bomb project."
The Atom Bomb
"Oppenheimer recruited many of the top personnel himself."
Unknown Source
"Oppenheimer set out to assemble a group of first-rate scientists and technicians, despite the fact that many talented people were already working on various phases of the project or doing other key war work."
Unknown Source
"Oppenheimer was one of the most brilliant and versatile physicists of his day."
The Atomic Bomb
"Oppenheimer's Team worked tirelessly, eventually producing two bomb designs."
Atomic Bomb
"Research on the atomic bomb continued after the war, leading to the invention of a immensely more powerful weapon, the nuclear-fusion bomb or hydrogen bomb."
Unknown Source
"Robert Oppenheimer, whom Time magazine would later call the "Father of the Atomic Bomb," was born in New York City."
The Atom Bomb
"Second, and probably more important, Groves found himself caught in his own massive security regulations."
The Atomic Bomb
"The Development of the atomic bomb began before the United States had even entered the Second World War."
The Atom Bomb
"The Los Alamos site was created for two main reasons."
The Atom Bomb
"The chief "rival" of the Los Alamos operation lay in the Radiation Laboratory of the Massachusetts Institute of Technology (MIT)."
The Atomic Bomb
"The final phase of the atomic bomb project is known popularly as the "Manhattan Project," thanks to the code name of the super-secret research project: the Manhattan District of the Corps of Engineers."
Atomic Bomb
"The first atomic bomb were assembled and tested in mid-1945."
Atomic Bomb
"The first test of a nuclear weapon was conducted on July 16, 1945 near Alamogordo, New Mexico."
Atomic Bomb
"The scientific discovery that made the bomb possible occurred in 1934."
The Atomic Bomb
"The six-foot-long, five-ton "Little Boy" bomb was a uranium-235 bomb."
The Atomic Bomb
"The third and most famous, at Los Alamos, New Mexico, became the home base for the design and development of the first atomic bomb under the guidance of scientist Robert Oppenheimer."