births
Christiaan Huygens, Dutch mathematician, astronomer, and physicist (died 1695)
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Christiaan Huygens
Dutch mathematician and physicist (1629–1695)
Christiaan Huygens, Lord of Zeelhem, was a Dutch mathematician, physicist, engineer, astronomer, and inventor who is regarded as a key figure in the Scientific Revolution. In physics, Huygens made seminal contributions to optics and mechanics, while as an astronomer he studied…Source: Wikipedia (CC BY-SA)
April 14
Day of the year
April 14 is the 104th day of the year in the Gregorian calendar; 261 days remain until the end of the year.Source: Wikipedia (CC BY-SA)