170 relations: Acute radiation syndrome, Aiming point, Allotropes of plutonium, Alpha particle, Aluminium, Armed Forces Special Weapons Project, Arthur Compton, Attack on Pearl Harbor, Avro Lancaster, B Reactor, Ball (association football), Baratol, Barium nitrate, Berkeley, California, Beryllium, Big Stink (aircraft), Bikini Atoll, Bockscar, Boeing B-29 Superfortress, Boeing B-47 Stratojet, Boron, Brigadier general (United States), Bruceton, Pennsylvania, Capacitor, Chapman–Jouguet condition, Charles Critchfield, Charles Sweeney, Clinton Engineer Works, Code name, Commander, Composition B, Convair B-36 Peacemaker, Convair XB-46, Critical mass, Cyclotron, Dashiell Hammett, David Greenglass, Depleted uranium, Douglas C-54 Skymaster, Edward Teller, Edwin McMillan, Emilio Segrè, Ernest Lawrence, Experimental Mine, U.S. Bureau of Mines, Exploding-bridgewire detonator, Explosive lens, Fissile material, Frederick Ashworth, Frederick C. Bock, Fuze, ..., Gallium, George Gamow, George Kistiakowsky, George L. Harrison, Gilda, Gram, Grand Slam (bomb), Hanford Site, Hans Bethe, Harry S. Truman, Hiroshima, Holloman Air Force Base, Hot pressing, Hugh Bradner, Iowa Army Ammunition Plant, Isotope, Isotopes of polonium, J. Robert Oppenheimer, Jacob Beser, James Bryant Conant, James Chadwick, James L. Tuck, John von Neumann, Kermit Beahan, Kirtland Air Force Base, Klaus Fuchs, Kokura, L.T.E. Thompson, Laggin' Dragon, Landing craft, Lawrence H. Johnston, Leslie Groves, Leukemia, Little Boy, Luis Walter Alvarez, Luke the Spook, Major (United States), Manhattan Project, Mark 4 nuclear bomb, Martin XB-48, Mass, Mass–energy equivalence, Matter, Metallurgist, Modulated neutron initiator, Momentum, Nagasaki, National Defense Research Committee, Neutron, Neutron reflector, Neutron temperature, New Mexico, Nickel, North American B-45 Tornado, North Field (Tinian), Nuclear chain reaction, Nuclear fission, Nuclear weapon, Nuclear weapon design, Nuclear weapon yield, Nuclear weapons testing, Operation Crossroads, Paul Tibbets, Philip Morrison, Pit (nuclear weapon), Pittsburgh, Plutonium, Plutonium-239, Plutonium-240, Plutonium–gallium alloy, Potsdam Conference, Primacord, Project Alberta, Project Camel, Project Y, Raemer Schreiber, RDS-1, RDX, Richard C. Tolman, Rita Hayworth, Robert F. Christy, Robert Serber, Rock Island Arsenal, Roswell, New Mexico, Sandia Base, Seth Neddermeyer, Shaped charge, Silverplate, Soviet atomic bomb project, Structure of the Earth, Sydney Greenstreet, The Great Artiste, The Maltese Falcon (1941 film), The New Yorker, The Thin Man, The Thin Man (film), Theodore Hall, Thin Man (nuclear bomb), Thomas Farrell (general), Tinian, TNT, Trinity (nuclear test), Truncated icosahedron, Tube Alloys, Turbulence, Type 91 torpedo, United States Bureau of Mines, Uranium, USS LSM-60, Walker Air Force Base, Wallace Akers, War, Wavefront, William R. Purnell, William Sterling Parsons, X-10 Graphite Reactor, Yahata, Fukuoka, 216th Army Air Forces Base Unit, 393d Bomb Squadron, 509th Composite Group. Expand index (120 more) » « Shrink index
Acute radiation syndrome (ARS) is a collection of health effects that are present within 24 hours of exposure to high doses of ionizing radiation.
In field artillery, the accuracy of indirect fire depends on the use of aiming points.
Plutonium occurs in a variety of allotropes, even at ambient pressure.
Alpha particles consist of two protons and two neutrons bound together into a particle identical to a helium-4 nucleus.
Aluminium or aluminum is a chemical element with symbol Al and atomic number 13.
The Armed Forces Special Weapons Project (AFSWP) was a United States military agency responsible for those aspects of nuclear weapons remaining under military control after the Manhattan Project was succeeded by the Atomic Energy Commission on 1 January 1947.
Arthur Holly Compton (September 10, 1892 – March 15, 1962) was an American physicist who won the Nobel Prize in Physics in 1927 for his 1923 discovery of the Compton effect, which demonstrated the particle nature of electromagnetic radiation.
The attack on Pearl Harbor was a surprise military strike by the Imperial Japanese Navy Air Service against the United States naval base at Pearl Harbor, Hawaii Territory, on the morning of December 7, 1941.
The Avro Lancaster is a British four-engined Second World War heavy bomber.
The B Reactor at the Hanford Site, near Richland, Washington, was the first large-scale nuclear reactor ever built.
A football, soccer ball, or association football ball is the ball used in the sport of association football.
Baratol is an explosive made of a mixture of TNT and barium nitrate, with a small quantity (about 1%) of paraffin wax used as a phlegmatizing agent.
Barium nitrate is the inorganic compound with the chemical formula Ba(NO3)2.
Berkeley is a city on the east shore of San Francisco Bay in northern Alameda County, California.
Beryllium is a chemical element with symbol Be and atomic number 4.
Big Stink – later renamed Dave's Dream – was a United States Army Air Forces Boeing B-29-40-MO Superfortress bomber (Victor number 90) that participated in the atomic bomb attack on Nagasaki, Japan on August 9, 1945.
Bikini Atoll (pronounced or; Marshallese: 'Pikinni',, meaning "coconut place") is an atoll in the Marshall Islands which consists of 23 islands totalling surrounding a central lagoon.
Bockscar, sometimes called Bock's Car, is the name of the United States Army Air Forces B-29 bomber that dropped a Fat Man nuclear weapon over the Japanese city of Nagasaki during World War II in the second – and last – nuclear attack in history.
The Boeing B-29 Superfortress is a four-engine propeller-driven heavy bomber designed by Boeing, which was flown primarily by the United States during World War II and the Korean War.
The Boeing B-47 Stratojet (company Model 450) is an American long range, six-engine, turbojet-powered strategic bomber designed to fly at high subsonic speed and at high altitude to avoid enemy interceptor aircraft.
Boron is a chemical element with symbol B and atomic number 5.
In the United States Armed Forces, brigadier general (BG, BGen, or Brig Gen) is a one-star general officer with the pay grade of O-7 in the U.S. Army, U.S. Marine Corps, and U.S. Air Force.
Bruceton is an unincorporated suburb of Pittsburgh within Allegheny County, Pennsylvania, United States.
A capacitor is a passive two-terminal electrical component that stores potential energy in an electric field.
The Chapman–Jouguet condition holds approximately in detonation waves in high explosives.
Charles Louis Critchfield (June 7, 1910 – February 12, 1994) was an American mathematical physicist.
Major General Charles W. Sweeney (December 27, 1919 – July 16, 2004) was an officer in the United States Army Air Forces during World War II and the pilot who flew Bockscar carrying the Fat Man atomic bomb to the Japanese city of Nagasaki on August 9, 1945.
The Clinton Engineer Works (CEW) was the production installation of the Manhattan Project that during World War II produced the enriched uranium used in the 1945 bombing of Hiroshima, as well as the first examples of reactor-produced plutonium.
A code name or cryptonym is a word or name used, sometimes clandestinely, to refer to another name, word, project or person.
Commander is a common naval and air force officer rank.
Composition B, colloquially "Comp B", is an explosive consisting of castable mixtures of RDX and TNT.
The Convair B-36 "Peacemaker" is a strategic bomber built by Convair and operated solely by the United States Air Force (USAF) from 1949 to 1959.
The Convair XB-46 was a single example of an experimental medium jet bomber which was developed in the mid-1940s but which never saw production or active duty.
A critical mass is the smallest amount of fissile material needed for a sustained nuclear chain reaction.
A cyclotron is a type of particle accelerator invented by Ernest O. Lawrence in 1929-1930 at the University of California, Berkeley, and patented in 1932.
Samuel Dashiell Hammett (May 27, 1894 – January 10, 1961) was an American author of hard-boiled detective novels and short stories, screenwriter, and political activist.
David Greenglass (March 2, 1922 – July 1, 2014) was an atomic spy for the Soviet Union who worked on the Manhattan Project.
Depleted uranium (DU; also referred to in the past as Q-metal, depletalloy or D-38) is uranium with a lower content of the fissile isotope U-235 than natural uranium.
The Douglas C-54 Skymaster is a four-engined transport aircraft used by the United States Army Air Forces in World War II and the Korean War.
Edward Teller (Teller Ede; January 15, 1908 – September 9, 2003) was a Hungarian-American theoretical physicist who is known colloquially as "the father of the hydrogen bomb", although he claimed he did not care for the title.
Edwin Mattison McMillan (September 18, 1907 – September 7, 1991) was an American physicist and Nobel laureate credited with being the first-ever to produce a transuranium element, neptunium.
Emilio Gino Segrè (1 February 1905 – 22 April 1989) was an Italian-American physicist and Nobel laureate, who discovered the elements technetium and astatine, and the antiproton, a subatomic antiparticle, for which he was awarded the Nobel Prize in Physics in 1959.
Ernest Orlando Lawrence (August 8, 1901 – August 27, 1958) was a pioneering American nuclear scientist and winner of the Nobel Prize in Physics in 1939 for his invention of the cyclotron.
Experimental Mine, U.S. Bureau of Mines is a landmark located in the Pittsburgh suburb of Bruceton, Pennsylvania.
The exploding-bridgewire detonator (EBW, also known as exploding wire detonator) is a type of detonator used to initiate the detonation reaction in explosive materials, similar to a blasting cap because it is fired using an electric current.
An explosive lens—as used, for example, in nuclear weapons—is a highly specialized shaped charge.
In nuclear engineering, fissile material is material capable of sustaining a nuclear fission chain reaction.
Frederick Lincoln "Dick" Ashworth (24 January 1912 – 3 December 2005) was a United States Navy officer who served as the weaponeer on the B-29 Bockscar that dropped a Fat Man atomic bomb on Nagasaki, Japan on 9 August 1945 during World War II.
Frederick C. Bock (January 18, 1918 – August 25, 2000) was a World War II pilot who took part in the atomic bombing of Nagasaki in 1945.
In military munitions, a fuze (sometimes fuse) is the part of the device that initiates function.
Gallium is a chemical element with symbol Ga and atomic number 31.
George Gamow (March 4, 1904- August 19, 1968), born Georgiy Antonovich Gamov, was a Russian-American theoretical physicist and cosmologist.
George Bogdanovich Kistiakowsky (November 18, 1900 – December 7, 1982) (Георгій Богданович Кістяківський, Георгий Богданович Кистяковский) was a Ukrainian-American physical chemistry professor at Harvard who participated in the Manhattan Project and later served as President Dwight D. Eisenhower's Science Advisor.
George Leslie Harrison (January 26, 1887 – March 5, 1958) was an American banker, insurance executive and advisor to Secretary of War Henry L. Stimson during World War II.
Gilda is a 1946 American film noir directed by Charles Vidor and starring Rita Hayworth in her signature role as the ultimate femme fatale and Glenn Ford as a young thug.
The gram (alternative spelling: gramme; SI unit symbol: g) (Latin gramma, from Greek γράμμα, grámma) is a metric system unit of mass.
The Grand Slam was a earthquake bomb used by RAF Bomber Command against strategic targets during the Second World War.
The Hanford Site is a decommissioned nuclear production complex operated by the United States federal government on the Columbia River in the U.S. state of Washington.
Hans Albrecht Bethe (July 2, 1906 – March 6, 2005) was a German-American nuclear physicist who made important contributions to astrophysics, quantum electrodynamics and solid-state physics, and won the 1967 Nobel Prize in Physics for his work on the theory of stellar nucleosynthesis.
Harry S. Truman (May 8, 1884 – December 26, 1972) was an American statesman who served as the 33rd President of the United States (1945–1953), taking office upon the death of Franklin D. Roosevelt.
is the capital of Hiroshima Prefecture and the largest city in the Chūgoku region of western Honshu - the largest island of Japan.
Holloman Air Force Base is a United States Air Force base located six miles (10 km) southwest of the central business district of Alamogordo, and a census-designated place in Otero County, New Mexico, United States.
Hot pressing is a high-pressure, low-strain-rate powder metallurgy process for forming of a powder or powder compact at a temperature high enough to induce sintering and creep processes.
Hugh Bradner (November 5, 1915 – May 5, 2008) was an American physicist at the University of California who is credited with inventing the neoprene wetsuit, which helped to revolutionize scuba diving.
The Iowa Army Ammunition Plant (IAAP), located in Des Moines County in southeastern Iowa, near the city of Burlington, manufactures and delivers large caliber items for the United States Department of Defense using modern production methods in support of worldwide operations.
Isotopes are variants of a particular chemical element which differ in neutron number.
Polonium (84Po) has 33 isotopes, all of which are radioactive, with between 186 and 227 nucleons.
Julius Robert Oppenheimer (April 22, 1904 – February 18, 1967) was an American theoretical physicist and professor of physics at the University of California, Berkeley.
Jacob Beser (May 15, 1921 – June 16, 1992) was a lieutenant in the United States Army Air Forces who served during World War II.
James Bryant Conant (March 26, 1893 – February 11, 1978) was an American chemist, a transformative President of Harvard University, and the first U.S. Ambassador to West Germany.
Sir James Chadwick, (20 October 1891 – 24 July 1974) was an English physicist who was awarded the 1935 Nobel Prize in Physics for his discovery of the neutron in 1932.
James Leslie Tuck OBE, (9 January 1910 – 15 December 1980) was a British physicist.
John von Neumann (Neumann János Lajos,; December 28, 1903 – February 8, 1957) was a Hungarian-American mathematician, physicist, computer scientist, and polymath.
Kermit K. Beahan (August 9, 1918 – March 9, 1989) was a career officer in the United States Air Force and its predecessor United States Army Air Forces during World War II.
Kirtland Air Force Base is a United States Air Force base located in the southeast quadrant of the Albuquerque, New Mexico urban area, adjacent to the Albuquerque International Sunport.
Emil Julius Klaus Fuchs (29 December 1911 – 28 January 1988) was a German theoretical physicist and atomic spy who, in 1950, was convicted of supplying information from the American, British, and Canadian Manhattan Project to the Soviet Union during and shortly after the Second World War.
is an ancient castle town and the center of Kitakyushu, Japan, guarding the Straits of Shimonoseki between Honshu and Kyushu with its suburb Moji.
Laggin' Dragon was the name of a Boeing B-29 Superfortress (B-29-50-MO, 44-86347 Victor number 95) configured to carry the atomic bomb in World War II.
Landing craft are small and medium seagoing vessels such as boats, and barges, used to convey a landing force (infantry and vehicles) from the sea to the shore during an amphibious assault.
Lawrence Harding "Larry" Johnston (February 11, 1918 – December 4, 2011) was an American physicist, a young contributor to the Manhattan Project.
Lieutenant General Leslie Richard Groves Jr. (17 August 1896 – 13 July 1970) was a United States Army Corps of Engineers officer who oversaw the construction of the Pentagon and directed the Manhattan Project, a top secret research project that developed the atomic bomb during World War II.
Leukemia, also spelled leukaemia, is a group of cancers that usually begin in the bone marrow and result in high numbers of abnormal white blood cells.
"Little Boy" was the codename for the atomic bomb dropped on the Japanese city of Hiroshima on 6 August 1945 during World War II by the Boeing B-29 Superfortress Enola Gay, piloted by Colonel Paul W. Tibbets, Jr., commander of the 509th Composite Group of the United States Army Air Forces.
Luis Walter Alvarez (June 13, 1911 – September 1, 1988) was an American experimental physicist, inventor, and professor who was awarded the Nobel Prize in Physics in 1968.
Luke the Spook was the name of a Boeing B-29-50-MO Superfortress (serial 44-86346, Victor number 94) configured to carry the atomic bomb in World War II.
In the United States Army, Marine Corps, and Air Force, major is a field grade military officer rank above the rank of captain and below the rank of lieutenant colonel.
The Manhattan Project was a research and development undertaking during World War II that produced the first nuclear weapons.
The Mark 4 nuclear bomb was an American nuclear bomb design produced starting in 1949 and in use until 1953.
The Martin XB-48 was an American medium jet bomber developed in the mid-1940s.
Mass is both a property of a physical body and a measure of its resistance to acceleration (a change in its state of motion) when a net force is applied.
In physics, mass–energy equivalence states that anything having mass has an equivalent amount of energy and vice versa, with these fundamental quantities directly relating to one another by Albert Einstein's famous formula: E.
In the classical physics observed in everyday life, matter is any substance that has mass and takes up space by having volume.
Definition: Metallurgist also known as metallurgical engineers or material science engineers is a material scientist or technician who specializes in metals.
A modulated neutron initiator is a neutron source capable of producing a burst of neutrons on activation.
In Newtonian mechanics, linear momentum, translational momentum, or simply momentum (pl. momenta) is the product of the mass and velocity of an object.
() is the capital and the largest city of Nagasaki Prefecture on the island of Kyushu in Japan.
The National Defense Research Committee (NDRC) was an organization created "to coordinate, supervise, and conduct scientific research on the problems underlying the development, production, and use of mechanisms and devices of warfare" in the United States from June 27, 1940, until June 28, 1941.
A neutron reflector is any material that reflects neutrons.
The neutron detection temperature, also called the neutron energy, indicates a free neutron's kinetic energy, usually given in electron volts.
New Mexico (Nuevo México, Yootó Hahoodzo) is a state in the Southwestern Region of the United States of America.
Nickel is a chemical element with symbol Ni and atomic number 28.
The North American B-45 Tornado was the United States Air Force's (USAF) first operational jet bomber, and the first multiengine jet bomber in the world to be refueled in midair.
North Field is a former World War II airfield on Tinian in the Mariana Islands.
A nuclear chain reaction occurs when one single nuclear reaction causes an average of one or more subsequent nuclear reactions, thus leading to the possibility of a self-propagating series of these reactions.
In nuclear physics and nuclear chemistry, nuclear fission is either a nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller parts (lighter nuclei).
A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or from a combination of fission and fusion reactions (thermonuclear bomb).
Nuclear weapon designs are physical, chemical, and engineering arrangements that cause the physics package of a nuclear weapon to detonate.
The explosive yield of a nuclear weapon is the amount of energy released when that particular nuclear weapon is detonated, usually expressed as a TNT equivalent (the standardized equivalent mass of trinitrotoluene which, if detonated, would produce the same energy discharge), either in kilotons (kt—thousands of tons of TNT), in megatons (Mt—millions of tons of TNT), or sometimes in terajoules (TJ).
Nuclear weapons tests are experiments carried out to determine the effectiveness, yield, and explosive capability of nuclear weapons.
Operation Crossroads was a pair of nuclear weapon tests conducted by the United States at Bikini Atoll in mid-1946.
Paul Warfield Tibbets Jr. (23 February 1915 – 1 November 2007) was a brigadier general in the United States Air Force.
Philip Morrison (November 7, 1915 – April 22, 2005) was a professor of physics at the Massachusetts Institute of Technology (MIT).
The pit, named after the hard core found in fruits such as peaches and apricots, is the core of an implosion nuclear weapon – the fissile material and any neutron reflector or tamper bonded to it.
Pittsburgh is a city in the Commonwealth of Pennsylvania in the United States, and is the county seat of Allegheny County.
Plutonium is a radioactive chemical element with symbol Pu and atomic number 94.
Plutonium-239 is an isotope of plutonium.
Plutonium-240 (/Pu-240) is an isotope of the actinide metal plutonium formed when plutonium-239 captures a neutron.
Plutonium–gallium alloy (Pu–Ga) is an alloy of plutonium and gallium, used in nuclear weapon pits, the component of a nuclear weapon where the fission chain reaction is started.
The Potsdam Conference (Potsdamer Konferenz) was held at Cecilienhof, the home of Crown Prince Wilhelm, in Potsdam, occupied Germany, from 17 July to 2 August 1945.
Primacord is a brand of detonating cord used in blasting.
Project Alberta, also known as Project A, was a section of the Manhattan Project which assisted in delivering the first nuclear weapons in the atomic bombing of Hiroshima and Nagasaki during World War II.
Project Camel was the codename given to work performed by the California Institute of Technology (Caltech) in support of the Manhattan Project during World War II.
The Los Alamos Laboratory, also known as Project Y, was a secret laboratory established by the Manhattan Project and operated by the University of California during World War II.
Raemer Edgar Schreiber (November 11, 1910 – December 24, 1998) was an American physicist from McMinnville, Oregon who served Los Alamos National Laboratory during World War II, participating in the development of the atomic bomb.
The RDS-1 (РДС-1), also known as Izdeliye 501 (device 501) and First Lightning, was the nuclear bomb used in the Soviet Union's first nuclear weapon test.
RDX is the organic compound with the formula (O2NNCH2)3.
Richard Chace Tolman (March 4, 1881 – September 5, 1948) was an American mathematical physicist and physical chemist who was an authority on statistical mechanics.
Rita Hayworth (born Margarita Carmen Cansino; October 17, 1918May 14, 1987) was an American actress and dancer.
Robert Frederick Christy (May 14, 1916 – October 3, 2012) was a Canadian-American theoretical physicist and later astrophysicist who was one of the last surviving people to have worked on the Manhattan Project during World War II.
Robert Serber (March 14, 1909 – June 1, 1997) was an American physicist who participated in the Manhattan Project.
The Rock Island Arsenal comprises, located on Arsenal Island, originally known as Rock Island, on the Mississippi River between the cities of Davenport, Iowa, and Rock Island, Illinois.
Roswell is a city in New Mexico.
Sandia Base was, from 1946 to 1971, the principal nuclear weapons installation of the United States Department of Defense.
Seth Henry Neddermeyer (September 16, 1907 – January 29, 1988) was an American physicist who co-discovered the muon, and later championed the Implosion-type nuclear weapon while working on the Manhattan Project at the Los Alamos Laboratory during World War II.
A shaped charge is an explosive charge shaped to focus the effect of the explosive's energy.
Silverplate was the code reference for the United States Army Air Forces' participation in the Manhattan Project during World War II.
The Soviet atomic bomb project (Russian: Советский проект атомной бомбы, Sovetskiy proyekt atomnoy bomby) was the classified research and development program that was authorized by Joseph Stalin in the Soviet Union to develop nuclear weapons during World War II.
The interior structure of the Earth is layered in spherical shells: an outer silicate solid crust, a highly viscous asthenosphere and mantle, a liquid outer core that is much less viscous than the mantle, and a solid inner core.
Sydney Hughes Greenstreet (27 December 1879 – 18 January 1954) was a British actor who did not work in films until the age of 62, but enjoyed a run of notable hits in a Hollywood career lasting just eight years.
The Great Artiste was a U.S. Army Air Forces Silverplate B-29 bomber (B-29-40-MO 44-27353, Victor number 89), assigned to the 393d Bomb Squadron, 509th Composite Group.
The Maltese Falcon is a 1941 film noir written and directed by John Huston in his directorial debut, and based on Dashiell Hammett's 1930 novel of the same name.
The New Yorker is an American magazine of reportage, commentary, criticism, essays, fiction, satire, cartoons, and poetry.
The Thin Man (1934) is a detective novel by Dashiell Hammett, originally published in the December 1933 issue of Redbook.
The Thin Man is a 1934 American pre-Code comedy-mystery film directed by W. S. Van Dyke and based on the novel of the same name by Dashiell Hammett.
Theodore Alvin Hall (October 20, 1925 – November 1, 1999) was an American physicist and an atomic spy for the Soviet Union, who, during his work on US efforts to develop the first and second atomic bombs during World War II (the Manhattan Project), gave a detailed description of the "Fat Man" plutonium bomb, and of several processes for purifying plutonium, to Soviet intelligence.
"Thin Man" was the codename for a proposed plutonium gun-type nuclear bomb using plutonium-239 which the United States was developing during the Manhattan Project.
Major General Thomas Francis Farrell (3 December 1891 – 11 April 1967) was the Deputy Commanding General and Chief of Field Operations of the Manhattan Project, acting as executive officer to Major General Leslie R. Groves, Jr. Farrell graduated from Rensselaer Polytechnic Institute with a degree in civil engineering in 1912.
Tinian is one of the three principal islands of the Commonwealth of the Northern Mariana Islands.
Trinitrotoluene (TNT), or more specifically 2,4,6-trinitrotoluene, is a chemical compound with the formula C6H2(NO2)3CH3.
Trinity was the code name of the first detonation of a nuclear weapon.
In geometry, the truncated icosahedron is an Archimedean solid, one of 13 convex isogonal nonprismatic solids whose faces are two or more types of regular polygons.
Tube Alloys was a code name of the clandestine research and development programme, authorised by the United Kingdom, with participation from Canada, to develop nuclear weapons during the Second World War.
In fluid dynamics, turbulence or turbulent flow is any pattern of fluid motion characterized by chaotic changes in pressure and flow velocity.
The Type 91 was an aerial torpedo of the Imperial Japanese Navy designed to be launched from an aircraft.
For most of the 20th century, the United States Bureau of Mines (USBM) was the primary United States government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources.
Uranium is a chemical element with symbol U and atomic number 92.
USS LSM-60 was a World War II era landing ship, medium (LSM) amphibious assault ship of the United States Navy.
Walker Air Force Base is a closed United States Air Force base located three miles (5 km) south of the central business district (CBD) of Roswell, a city in Chaves County, New Mexico, US.
Sir Wallace Alan Akers (9 September 1888 – 1 November 1954) was a British chemist and industrialist.
War is a state of armed conflict between states, societies and informal groups, such as insurgents and militias.
In physics, a wavefront is the locus of points characterized by propagation of positions of identical phase: propagation of a point in 1D, a curve in 2D or a surface in 3D.
Rear Admiral William Reynolds Purnell (6 September 1886 – 3 March 1955) was an officer in the United States Navy who served in World War I and World War II.
Rear Admiral William Sterling "Deak" Parsons (26 November 1901 – 5 December 1953) was an American naval officer who worked as an ordnance expert on the Manhattan Project during World War II.
The X-10 Graphite Reactor at Oak Ridge National Laboratory in Oak Ridge, Tennessee, formerly known as the Clinton Pile and X-10 Pile, was the world's second artificial nuclear reactor (after Enrico Fermi's Chicago Pile-1), and the first designed and built for continuous operation.
was a city in Japan until it was absorbed into the newly created city of Kitakyushu in 1963.
The 216th Army Air Forces Base Unit (AAF BU) (Special) provided base services at Wendover Army Airfield, where the 509th Composite Group was stationed during World War II.
The 393d Bomb Squadron (393 BS) is part of the 509th Bomb Wing at Whiteman Air Force Base, Missouri.
The 509th Composite Group (509 CG) was a unit of the United States Army Air Forces created during World War II and tasked with the operational deployment of nuclear weapons.