Inventions, firsts, and turning points tied to today’s date — each one sourced and dated.
From a Harvard dorm room, a 19-year-old switched on a student directory that would grow into the world's largest social network.
On February 4, 1938, Disney's gamble on feature-length animation reached theaters nationwide and changed cinema for good.
On February 4, 1789, all 69 electors handed Washington the only unanimous victory in American presidential history.
