Albert Einstein

1905

E = mc2, Albert Einstein establishes equivalence of mass and energy

1911

Ernest Rutherford probes the structure of the atom

1932

James Chadwick discovers neutrons

1934

Enrico Fermi
Enrico Fermi nearly discovers nuclear fission while bombarding uranium with neutrons. The sample was wrapped in aluminium foil, preventing him from detecting the splitting of the atom

1941

Manhattan Project begins at Los Alamos National Laboratory in New Mexico, US

1942

Manhattan Project achieves first controlled nuclear fission reaction in a basement in Chicago, US

1945

16 July - first atomic bomb is tested in Los Alamos
6 August - US drops atomic bomb on Hiroshima, Japan
9 August - US drops another atomic bomb on Nagasaki, Japan

1949

Atomic Bomb
Soviet Union (USSR) tests its first atomic bomb

1952

The world's first hydrogen bomb is tested by the US on a remote Pacific Ocean atoll. The nuclear fusion device is 500 times more powerful than the atomic bombs dropped on Hiroshima or Nagasaki
The United Kingdom detonates its first atomic bomb

1954

US launches first nuclear-powered submarine

1956

First Nuclear Reactor
The first nuclear reactor to provide electricity to a national grid opens in Calder Hall, England

1957

United Nations establishes the International Atomic Energy Agency, its nuclear watchdog

1959

US operationally deploys first intercontinental ballistic missile

1960

France tests its first nuclear bomb

1964

China tests its first nuclear bomb

1968

Nuclear Non-Proliferation Treaty (NPT) is signed

1974

India detonates a "non-weapon" nuclear explosion underground

1979

Israel and South Africa suspected of jointly testing a nuclear bomb
A cooling problem causes the meltdown of the Three Mile Island nuclear reactor in Pennsylvania, US

1980

Last known atmospheric nuclear test is conducted by China

1986

The reactor meltdown and explosion at the Chernobyl nuclear power plant in the USSR (now Ukraine) becomes the worst nuclear accident in history

1991

The Cold War, which started after World War Two, ends with the collapse of the USSR. Disarmament accords follow during the 1990s, ending the US-Soviet nuclear arms race

1998

India conducts five nuclear weapons tests and Pakistan conducts six

1999

US Senate rejects Comprehensive Nuclear Test Ban Treaty
70 people are exposed to radiation in the Tokaimura nuclear facility in Japan

2002

North Korea claims it has a nuclear weapons programme

2003

North Korea withdraws from Nuclear Non-Proliferation Treaty
Libya ends its nuclear weapons programme

2004

Pakistani nuclear scientist Abdul Qadeer Khan is exposed as supplying a global black-market in nuclear technology

2005

Nuclear Non-Proliferation Treaty review meeting in May ends with no agreement


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    DAILY NUKE

    DAILY NUKE
    COAL VS. URANIUM

    DAILY NUKE

    A chunk of coal and chunk of natural (unenriched) uranium, both weighing the same (1 kg) and both mined and isolated straight out of the earth. If we could suck all the energy out of the coal, it would run a 100W light-bulb for about 4 days. With the uranium, we could run the bulb for about 180 years

    What is Neutron?

    The neutron is a subatomic hadron particle which has the symbol n or n0, no net electric charge and a mass slightly larger than that of a proton. With the exception of hydrogen, nuclei of atoms consist of protons and neutrons, which are therefore collectively referred to as nucleons.

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