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Index (statistics)
#4
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In statistics and research design, an index is a composite statistic – a measure of changes in a representative group of…

Justin Roiland
#5
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Mark Justin Roiland is an American voice actor, animator, writer, and producer. He co-created the Adult Swim animated si…

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On This Day

10 events
2011
Arab Spring: The Egyptian revolution began with protests on the "Day of Anger", eventually leading to the removal of President Hosni Mubarak after nearly 30 years of rule.
2010
Ethiopian Airlines Flight 409, en route to Addis Ababa, crashed into the Mediterranean Sea shortly after takeoff from Beirut, Lebanon, killing all 90 people on board.
2010
Avatar, a science-fiction film directed by James Cameron, became the highest-grossing film of all time.
2006
Three independent observing campaigns announced the discovery of OGLE-2005-BLG-390Lb, a super-Earth 21,500 ± 3,300 light-years away from Earth near the center of the Milky Way.
2004
Mars Exploration Rover Opportunity landed on Mars and rolled into Eagle crater, a small crater on the Meridiani Planum.
1998
The Liberation Tigers of Tamil Eelam detonated a truck bomb at the sacred Buddhist Temple of the Tooth in Kandy, killing 17 people.
1995
A team of Norwegian and American scientists launched a Black Brant XII sounding rocket, which was mistaken by Russian forces for a Trident missile.
1993
Pakistani national Mir Aimal Kansi shot five people outside the Central Intelligence Agency headquarters in Langley, Virginia, killing two.
1990
Avianca Flight 52 ran out of fuel on approach to John F. Kennedy International Airport and crashed into the village of Cove Neck, New York, resulting in the deaths of 73 people.
1971
Idi Amin seized power from Ugandan president Milton Obote in a coup d'état, beginning eight years of military rule.

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