|
Date |
Event(s) |
1 | 1902 | - 1902: Willis Carrier invents the air conditioner.
- 1902: French physicist George Claude invents neon light.
- 1902: The lie detector or polygraph machine is invented by James Mackenzie.
- 1902: The birth of the Teddy Bear.
|
2 | 1903 | - 1903: Edward Binney and Harold Smith co-invent crayons.
- 1903: Bottle-making machinery invented by Michael J. Owens.
- 1903: The Wright brothers invent the first gas motored and manned airplane.
- 1903: Mary Anderson invents windshield wipers.
- 1903: William Coolidge invents ductile tungsten used in lightbulbs.
|
3 | 1904 | - 1904: Teabags invented by Thomas Suillivan.
- 1904: Benjamin Holt invents a tractor.
|
4 | 1905 | - 1905: Albert Einstein published the Theory of Relativity and made famous the equation, E = mc2.
|