An interesting parallel - flight: 1903 (+ or -), the Wright Brothers first powered flight. 1969: Moon landing. 63 years. (There were a couple of major steps along the way.)
1906: De Forest's Audion. 1947: the transistor. 41 years. 1959: the integrated circuit. Only 12 years this time.
An interesting parallel - flight: 1903 (+ or -), the Wright Brothers first powered flight. 1969: Moon landing. 63 years. (There were a couple of major steps along the way.)
1906: De Forest's Audion. 1947: the transistor. 41 years. 1959: the integrated circuit. Only 12 years this time.