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Relating to public figures or personalities, celebrities or otherwise, who have made significant progress in their particular professional field, or who have helped or influenced wider society to an outstanding degree.

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People > Scientists

Ernst Mach

People; Scientists

Ernst Mach was an Austrian physicist and philosopher, noted for his contributions to physics such as the Mach number and the study of shock waves. As a philosopher of science, he ...

Georg Hans Madelung

People; Scientists

Georg Hans Madelung (born 31 July 1889 in Rostock, died 17 August 1972 in Uffing) was a German academic and aeronautical engineer. Madelung studied at a several German Technical ...

Karl Marx

People; Scientists

Karl Heinrich Marx was a German philosopher, economist, sociologist, historian, journalist, and revolutionary socialist. His ideas played a significant role in the development of ...

Donald J. Kessler

People; Scientists

Donald J. Kessler is an American astrophysicist and former NASA scientist known for his studies regarding space debris.Kessler worked at the Johnson Space Center in Houston, ...

Johannes Kepler

People; Scientists

Johannes Kepler was a German mathematician, astronomer and astrologer. A key figure in the 17th century scientific revolution, he is best known for his eponymous laws of planetary ...

Erhard Kietz

People; Scientists

Dr. Erhard Karl Kietz was a German-born physicist, who researched frequency constancy of video signals.Born August 22, 1909 in Leipzig, Germany as the eldest child of mathematics ...

Gustav Kirchhoff

People; Scientists

Gustav Robert Kirchhoff (12 March 1824 – 17 October 1887) was a German physicist who contributed to the fundamental understanding of electrical circuits, spectroscopy, and the ...