It happenned on a… 27 September

1998
The Google internet search engine retrospectively claims this as its birthday.
Mark McGwire (St. Louis Cardinals) set a major league baseball record when he hit his 70th home run of the season.
1977
Gilles Villeneuve signs a 2 year contract to drive Formula One with Ferrari.
1922
Radio station CKAC starts broadcasting at Montreal.
1908
Henry Ford’s first Ford Model T automobile leaves the Piquette Plant in Detroit, Michigan.
1905
The physics journal Annalen der Physik publishes Albert Einstein’s paper “Does the Inertia of a Body Depend Upon Its Energy Content?”, introducing the equation E=mc².
1898
Two men went over the 176-foot-high Niagara Falls in a barrel. Jeffrey Petkovich and Peter Debernardi were the first to ever survive the Horshoe Falls.