The Liverpool and Manchester Railway Opens
On September 15, 1830, the Liverpool to Manchester railway opened, the first modern intercity line, and killed MP William Huskisson.
Elias Howe Patents the Lockstitch Sewing Machine
On September 10, 1846, Elias Howe patented the lockstitch sewing machine, the design that made machine sewing practical.
Tanks Are Used in Battle for the First Time
On September 15, 1916, British tanks were used for the first time in battle at Flers-Courcelette on the Somme.
Leo Szilard Conceives the Nuclear Chain Reaction
On September 12, 1933, Leo Szilard conceived the nuclear chain reaction while crossing a street in Bloomsbury, London.
Jack Kilby Builds the First Working Integrated Circuit
On September 12, 1958, Jack Kilby ran the first working integrated circuit, putting every component on one piece of semiconductor.