- 1827 – The Baltimore & Ohio Railroad is incorporated, becoming the first railroad in America offering commercial transportation of both people and freight.
- 1849 – Regular steamboat service from the west to the east coast of the United States begins with the arrival of the SS California in San Francisco Bay, 4 months 22 days after leaving New York Harbor.
- 1885 – The American Telephone and Telegraph Company is incorporated in New York State as the subsidiary of American Bell Telephone. (American Bell would later merge with its subsidiary.)
- 1935 – DuPont scientist Wallace Carothers invents nylon.
- 1940 – Basketball is televised for the first time (Fordham University vs. the University of Pittsburgh in Madison Square Garden).
- 1954 – The first color television sets using the NTSC standard are offered for sale to the general public.
- 1998 – First flight of RQ-4 Global Hawk, the first unmanned aerial vehicle certified to file its own flight plans and fly regularly in U.S. civilian airspace.