Portrait of a younger Robert S. Dietz, photograph, 1938 (library.ucsd.edu)

Portrait of a younger Robert S. Dietz, photograph, 1938 (library.ucsd.edu)

Robert Dietz

MAY 19, 2022

Alphonse de Neuville


MAY 18, 2022

Barthélemy Faujas-de-Saint-Fond


MAY 17, 2022

Ebenezer Emmons –


MAY 16, 2022

William Henry Fitton


MAY 13, 2022

Edmé Mariotte


MAY 12, 2022

Edward Kemeys


MAY 11, 2022

Albert C. Koch


MAY 10, 2022

Hewett Cottrell Watson


MAY 9, 2022

Everard Home


MAY 6, 2022

Johannes de Sacrobosco


MAY 5, 2022

LAGEOS 1

LAGEOS 1, a geodetic satellite, was launched into orbit on May 4, 1976. 

MAY 4, 2022

George Rowley


MAY 3, 2022