Ernst Ruska

Ernst Ruska and the Electron Microscope

Ernst Ruska and the Electron Microscope

On March 9, 1931, German physicist Ernst Ruska together with his doctoral advisor Max Knoll presented the very first prototype electron microscope, capable of four-hundred-power magnification; the apparatus was the first demonstration of the principles of electron microscopy. “The light microscope opened the 1st gate to microcosm. The electron microscope opened the 2nd gate to microcosm.” What will we find opening the 3rd gate? (Ernst Ruska, 1985)[1] Youth and Education Ernst Ruska…
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Félix d’Herelle and the Bacteriophages

Félix d’Herelle and the Bacteriophages

On April 25, 1873, French-Canadian microbiologist Félix d’Herelle was born. D’Herelle was co-discoverer of bacteriophages (viruses that infect bacteria) and experimented with the possibility of phage therapy. D’Herelle has also been credited for his contributions to the larger concept of applied microbiology. Early Years as Autodidact Félix D’Hérelle was born in Paris, France. He attended l’Ecole Monge (Lycée Condorcet) and then the Lycée Louis-le-Grand in Paris. His father, who was 30 years…
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