Template:Selected anniversaries/April 29

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1916 – Jørgen Pedersen Gram, Danish mathematician and academic (b. 1850)

2005 – Louis Leithold, American mathematician and academic (b. 1924)

2013 – Ernest Michael, American mathematician and scholar (b. 1925)

1953 – The first U.S. experimental 3D television broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV.

1974 – Watergate scandal: United States President Richard Nixon announces the release of edited transcripts of White House tape recordings relating to the scandal.

1986 – Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant