Portal:History of science/Selected anniversaries/June 28
- 1873 - Birth of Alexis Carrel, French surgeon and biologist, Nobel laureate (d. 1944)
- 1875 - Birth of Henri Lebesgue, French mathematician (d. 1941)
- 1889 - Death of Maria Mitchell, American astronomer (b. 1818)
- 1906 - Birth of Maria Goeppert-Mayer, German physicist, Nobel laureate (d. 1972)
- 1912 - Birth of Carl Friedrich von Weizsäcker, German physicist and philosopher (d. 2007)
- 1927 - Birth of Frank Sherwood Rowland, American chemist, Nobel laureate
- 1943 - Birth of Klaus von Klitzing, German physicist, Nobel laureate
- 1990 - Paperback Software International Ltd. found guilty by a U.S. court of copyright violation for copying the appearance and menu system of Lotus 1-2-3 in its competing spreadsheet program