Anniversaries

14
Apr

April 14, 1629 – Birth of Christiaan Huygens, his principle was the basis of the wave theory of light

14
Apr

April 14, 1935 - Death of Emmy Amalie Noether, proved two basic theorems for both relativity and elementary particle physics

15
Apr

April 15, 1896 – Birth of Nikolái Semiónov, discovered a method for measuring the magnetic field of the atomic nucleus

15
Apr

April 15 - World Art Day

16
Apr

April 16, 1958 – Death of Rosalind Franklin imaged DNA by X-ray diffraction

17
Apr

April 17, 1933 - Death of Harriet Brooks, known for her research on nuclear transmutations and radioactivity

17
Apr

April 17, 1942 – Death of Jean Perrin, his discoveries resolved a century-long dispute

17
Apr

April 17, 1961 - Death of Elda Emma Anderson, the first to prepare a sample of pure uranium-235 in the laboratory

18
Apr

April 18, 1955 - Albert Einstein passed away but not his legacy

19
Apr

April 19, 1912 - Birth of Glenn T. Seaborg, the Nobel Prize winner who discovered 10 chemical elements

19
Apr

April 19, 1906 - Death of Pierre Curie, Nobel Prize winner for discovering radioactivity and the chemical elements radium and polonium

20
Apr

April 20, 1902 - The Curies Isolate Radium

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