Portal:History of science/Selected anniversaries/April 14
- 1572 - Birth of Adam Tanner, Austrian mathematician (d. 1632)
- 1629 - Birth of Christiaan Huygens, Dutch mathematician (d. 1695)
- 1792 - Death of Maximilian Hell, Slovakian astronomer (b. 1720)
- 1828 - Noah Webster copyrights the first edition of his dictionary
- 1894 - Thomas Edison demonstrates the kinetoscope, a device for peep-show viewing using photographs that flip in sequence, a precursor to movies
- 1927 - Birth of Alan MacDiarmid, New Zealand chemist, Nobel laureate (d. 2007)
- 1935 - Death of Amalie Emmy Noether, German mathematician (b. 1882)
- 1950 - Birth of Francis Collins, American scientist
- 1964 - Death of Tatyana Alexeyevna Afanasyeva, Russian/Dutch mathematician (b. 1876)
- 1994 - Death of Salimuzzaman Siddiqui, Pakistani scientist and scholar (b. 1897)
- 2003 - The Human Genome Project is completed with 99% of the human genome sequenced to an accuracy of 99.99%