A fire on December 15, 1836 destroyed the Patent Office along with many patent documents and models.
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- The Cosmonaut Training Centre changed its name to Zvyozdny Gorodok (Star City) in 1968.
- Apollo 7 made the first live television broadcast from an American spacecraft, during which the crew displayed hand-lettered cue cards reading 'From the Lovely Apollo Room High Atop Everything' and 'Keep Those Cards and Letters Coming In, Folks.'
- Until 1997, no archaeological site was widely accepted by mainstream archaeologists as predating the Clovis culture, dated to approximately 11,000–11,500 radiocarbon years before present.
- Oxygen tank No. 2 on Apollo 13 exploded nine minutes after the crew finished a 49-minute television broadcast, at about 55 hours and 55 minutes into the mission, causing oxygen tank No. 1 to fail as well while the spacecraft was roughly 200,000 miles from Earth.
- North Carolina Republicans gained control of both chambers of the state legislature in 2010 for the first time in more than a century.
- Göbekli Tepe's Building D measures at least 65 feet across and contains two freestanding central limestone pillars that are 18 feet tall and weigh an estimated eight tons each.