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Heinrich Hertz

Heinrich Hertz
Heinrich Hertz, German physicist, philosopher, and academic (d. 1894)

Heinrich Rudolf Hertz was a German physicist who first conclusively proved the existence of the electromagnetic waves predicted by James Clerk Maxwell's equations of electromagnetism. The unit of frequency, cycle per second, was named the "hertz" in his honor.

22 February 1857

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Born on the same birth date (22 February 1857): Robert Baden-Powell, 1st Baron Baden-Powell

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Born in the same month (February 1857): A. P. Lucas • Bobby Peel • Eugène Atget • Giuseppe Moretti • Jan Drozdowski • Robert Baden-Powell, 1st Baron Baden-Powell • Robert Bond • Émile Coué