March 13 is the 72nd day of the year in the Gregorian calendar (73rd in leap years). There are 293 days remaining.

  1. 1881 - Alexander II of Russia is killed near his palace when a bomb is thrown at him.
  2. 1639 - Harvard College was named for clergyman John Harvard.
  3. 1781 - William Herschel discovers the planet Uranus.
  4. 1925 - A law in Tennessee prohibits the teaching of evolution in the Scopes Trial
  5. 1930 - The discovery of Pluto was telegraphed to the Harvard College Observatory.
  6. 1964 - Kitty Genovese is murdered in front of multiple witnesses in an incident shocking the world and prompting the investigation into the Bystander effect.
  7. 1897 - San Diego State University founded.
  8. 1957 - The FBI arrests Jimmy Hoffa and charges him with bribery.
  9. 1969 - Apollo program: Apollo 9 returns safely to Earth after testing the Lunar Module.
  10. 2003 - Human evolution: The journal Nature reports that 350,000-year-old upright-walking human footprints have been found in Italy.
  11. 2006 - Six men in London are hospitalised during trials of the drug TGN1412, raising concerns about testing on humans.
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