atomic bombings of Hiroshima and Nagasaki: Media
World War II [1945]
Videos
Fission of a uranium nucleus by a neutron
Sequence of events in the fission of a uranium nucleus by a neutron.
Video: Encyclopædia Britannica, Inc.
The true story of Oppenheimer and the atomic bomb
J. Robert Oppenheimer became involved in nuclear research in 1941. His biopic, Oppenheimer,...
Video: Encyclopædia Britannica, Inc.
The impact of the atomic bomb on Hiroshima
Hear Encyclopædia Britannica editor Michael Ray talk about the atomic bombing of...
Video: Encyclopædia Britannica, Inc.
Watch U.S. B-29 Superfortress Enola Gay decimate Hiroshima with a nuclear bomb in the Pacific War
The B-29 Superfortress Enola Gay took off from the Mariana Islands on August...
Video: Encyclopædia Britannica, Inc.
The impact and aftermath of Nagasaki's bombing
Hear Encyclopædia Britannica editor Michael Ray talk about the atomic bombing of...
Video: Encyclopædia Britannica, Inc.
Understanding V-J Day and the end of World War II
Learn more about V-J Day, the Potsdam Conference, and the end of World War II in...
Video: Encyclopædia Britannica, Inc.
Witness Douglas MacArthur offering surrender terms to imperial Japan aboard the battleship USS Missouri
On the deck of the battleship USS Missouri, Gen. Douglas MacArthur inviting representatives...
Video: Encyclopædia Britannica, Inc.
Water offerings for Hiroshima bombing victims: A ritual of remembrance
A Japanese woman remembering the atomic bombing of Hiroshima and paying tribute to...
Video: Contunico © ZDF Studios GmbH, Mainz
Images
Atomic bombing of Hiroshima
A gigantic mushroom cloud rising above Hiroshima, Japan, on August 6, 1945, after...
U.S. Air Force photograph
Discover more about the first atomic bombs
The first atomic bomb was detonated on July 16, 1945, in New Mexico as part of the...
Encyclopædia Britannica, Inc.
Nuclear fission
The impact of a slow (low-energy) neutron splitting the nucleus of the uranium isotope...
Encyclopædia Britannica, Inc.
Lise Meitner and Otto Hahn
Physicist Lise Meitner and chemist Otto Hahn at the Kaiser Wilhelm Institute of Chemistry,...
National Archives, Washington, D.C.
Vannevar Bush with Differential Analyzer
Vannevar Bush with his Differential Analyzer, c. 1935.
MIT Museum
First self-sustaining nuclear chain reaction
Scientists observing the world's first self-sustaining nuclear chain reaction, in...
National Archives and Records Administration (ARC Identifier 542144)
Oak Ridge National Laboratory
Workers using a long rod to push uranium slugs into the concrete loading face of...
U.S. Department of Energy, Oak Ridge National Laboratory
J. Robert Oppenheimer
Scientist J. Robert Oppenheimer, c. 1944.
U.S. Department of Energy/National Archives, Washington, D.C. (#558579)
Pacific War
The Allied approach to the Japanese home islands during the final phase of the Pacific...
Encyclopædia Britannica, Inc.
Fission bomb
The three most common fission bomb designs, which vary considerably in material and...
Encyclopædia Britannica, Inc.
J. Robert Oppenheimer and Leslie R. Groves
At the Trinity test site in Alamogordo, New Mexico, J. Robert Oppenheimer (left)...
Courtesy of the Los Alamos National Laboratory, New Mexico
Atomic bomb
The first atomic bomb test, near Alamogordo, New Mexico, July 16, 1945.
Jack Aeby/Los Alamos National Laboratory
Trinitite made during the Manhattan Project
Trinitite, also known as atomsite or Alamogordo glass, produced by the intense heat...
© Steve Shoup/Shutterstock.com
Winston Churchill, Harry Truman, and Joseph Stalin
British Prime Minister Winston Churchill, U.S. Pres. Harry S. Truman, and Soviet...
Encyclopædia Britannica, Inc.
Learn about the sinking of the USS Indianapolis
The USS Indianapolis delivered components of the atomic bombs dropped on Hiroshima...
Encyclopædia Britannica, Inc./Patrick O'Neill Riley
Paul W. Tibbets, Jr., and the Enola Gay
Col. Paul W. Tibbets, Jr., pilot of the Enola Gay, the plane that dropped...
U.S. Air Force photograph
Enola Gay
The B-29 Superfortress Enola Gay backed over a pit to be loaded with the...
Air Force Historical Research Agency
Discover the facts about the atomic bombing of Hiroshima, Japan, during World War II
Infographic with relevant facts about the atomic bombing of Hiroshima, Japan.
Encyclopædia Britannica, Inc./Kenny Chmielewski
Atomic bombing of Hiroshima
Aerial photograph of Hiroshima after it was struck by an atomic bomb on August 6,...
U.S. Army photograph
Aftermath of the atomic bombing of Hiroshima
Ruins of Hiroshima after the detonation of a U.S. atomic bomb on August 6, 1945....
National Archives, Washington, D.C. (ARC no. 22345671)
Harry S. Truman
The 33rd U.S. president, Harry S. Truman led his country through the final stages...
Library of Congress, Washington, D.C. (LC-USZ62-13033)
Atomic bomb at Nagasaki, Japan
On August 9, 1945, three days after detonating a uranium-fueled atomic bomb over...
U.S. Department of Defense
Discover facts about the atomic bombing of Nagasaki during World War II
Infographic with relevant facts about the atomic bombing of Nagasaki, Japan.
Encyclopædia Britannica, Inc./Kenny Chmielewski
Nagasaki after the atomic bomb
Nagasaki, Japan, in September 1945, about one month after the U.S. dropped an atomic...
U.S. Army photograph
Nagasaki, Japan, 1945, after the atomic bomb
Ruins in Nagasaki, Japan, September 16, 1945, one month after the dropping of an...
U.S. Army photograph
USS Missouri: Japanese surrender
Japanese representatives, including Foreign Minister Shigemitsu Mamoru (with walking...
Army Signal Corps. Collection/U.S. National Archives and Records Administration (Image ID: USA C-2719)
Ionizing radiation injury from atomic bomb
Photograph of a woman's skin burned in the pattern of the kimono she was wearing...
National Archives and Records Administration/Department of Defense
Hiroshima, Japan, after the atomic bomb strike
Aftermath of the atomic bomb strike at Hiroshima, Japan, November 17, 1945.
U.S. Department of Energy
Atomic Bomb Dome
Atomic Bomb Dome in Peace Memorial Park, Hiroshima, Japan.
Encyclopædia Britannica, Inc.
Hiroshima
Rebuilt area of Hiroshima, Japan, four years after a U.S. atomic bomb destroyed the...
Encyclopædia Britannica, Inc.
Atomic Bomb Dome in Hiroshima, Japan
Cenotaph in Peace Memorial Park, with the Atomic Bomb Dome visible through the arch,...
Encyclopædia Britannica, Inc.
Hiroshima, Japan: Children's Peace Memorial
Some of the colorful paper cranes left at the Children's Peace Memorial in Hiroshima,...
Encyclopædia Britannica, Inc.
Audio
Hear Harry S. Truman address the country after the atomic bombing of Hiroshima
U.S. Pres. Harry S. Truman addressing the country on the day the U.S. military dropped...
Interactives
Manhattan Project interactive timeline
Major events and locations of the Manhattan Project.
National Archives, Washington, D.C.; Animation Encyclopædia Britannica, Inc.
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