SPUTNIK / SCIENCE PHOTO LIBRARY SPUTNIK / SCIENCE PHOTO LIBRARY
Skobeltsin (left) presenting Cotton with the 1950 International Stalin Prize. Dmitri Vladimirovich Skobeltsin (1892-1990) was a particle physicist who was the first to detect positrons, although he failed to interpret them as the anti-particles of electrons. Eugenie Cotton (1881-1967) was a French teacher and director of the Ecole Normale Superieur de Sevres where she promoted scientific research and laboratory experimentation. She later became a fervent anti-fascist activist. Photographed in Moscow in 1950.
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