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Sam Ruben

American biochemist (1913-1943) · United States · On the map · Scientists · Died at 29

Samuel Ruben was an American chemist who with Martin Kamen co-discovered the synthesis of the isotope carbon-14 in 1940.

Sam Ruben is read about 9 times a day, in 15 languages.

A typical day, 30 days to 8 July 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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United States