The year 1933 in science and technology involved some significant events, listed below. == Astronomy == April – American radio engineer Karl Jansky of Bell Labs announces his discovery of a source of radio waves at the centre of Sagittarius (constellation), opening the field of radio astronomy.
The year 1933 in science and technology involved some significant events, listed below. == Astronomy == April – American radio engineer Karl Jansky of Bell Labs announces his discovery of a source of radio waves at the centre of Sagittarius (constellation), opening the field of radio astronomy.
Source: Wikipedia "1933 in science" · CC BY-SA 4.0
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