A bit of history: 1947: On December 23rd the transistor, a mechanism with three electrodes that enables detection and amplification of electrical currents, is presented by John Bardeen, Walter Brattain and William Shockley of the Bell Laboratories, United-States. For this invention, which will lead to the development of electronics they receive the Nobel price of Physics in 1956. 1950: First prediction of the coming of intelligent machines by the mathematician Alan Turing. 1951: The (...)

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