On September 3, 1928, Scottish bacteriologist Alexander Fleming discovered penicillin.
Notes on verification
Well-documented historical fact corroborated by multiple reputable sources including ACS, History.com, PubMed, and Britannica.
Sources
- Today in History—September 3: Alexander Fleming Finds Penicillin (britannica.com)
- https://www.acs.org/education/whatischemistry/landmarks/flemingpenicillin.html (acs.org)
- https://www.history.com/this-day-in-history/september-3/penicillin-discovered (history.com)
- https://pubmed.ncbi.nlm.nih.gov/11190242/ (pubmed.ncbi.nlm.nih.gov)