Inventions, firsts, and turning points tied to today’s date — each one sourced and dated.
On September 28, 1928, a stray mold on a forgotten lab dish handed Alexander Fleming the first antibiotic.
Eight U.S. Army aviators set out to circle the planet by air; after 175 days, two patched-up biplanes limped home.
On September 28, 1066, William of Normandy stepped ashore at Pevensey, launching the conquest that remade England.
