Template:Selected anniversaries/September 28
1494: Doctor, astronomer, and crime-fighter Johannes Engel publishes an almanac which uses Gnomon algorithm functions to predict crimes against astronomical constants with unprecedented accuracy.
1605: Mathematician and astronomer Ismaël Bullialdus born. He will be an active member of the Republic of Letters, and an early defender of the ideas of Copernicus, Kepler and Galileo.
1890 (or 1892): Electrical engineer Florence Violet McKenzie born. She will be was Australia's first female electrical engineer, founder of the Women's Emergency Signalling Corps (WESC), and lifelong promoter for technical education for women.
1916: Time-travelling physician-warrior Asclepius Myrmidon arrives during a chemical warfare attack in western Europe, sets up emergency field hospital.
1925: Physicist and mathematician Martin David Kruskal born. Kruskal will make fundamental contributions in many areas of mathematics and science, including the discovery and theory of solitons.
1953: Astronomer and cosmologist Edwin Hubble dies. He discovered the fact that the Andromeda "nebula" is actually another island galaxy far outside of our own Milky Way.
2016: Blue Green Blossom voted Picture of the Day by the citizens of New Minneapolis, Canada.