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Melvin Calvin and the Calvin Cycle in Photosynthesis

Melvin Calvin and the Calvin Cycle in Photosynthesis

Harald Sack
On April 8, 1911, American biochemist Melvin Calvin was born. Calvin is best known for furthering our knowledge of the mechanism of photosynthesis with the discovery the Calvin cycle along with Andrew Benson and James Bassham, for which he was awarded the 1961 Nobel Prize in Chemistry. Youth and Education Calvin was born in St. Paul, Minnesota, the son of Elias Calvin and Rose Herwitz, immigrants from Russia. Originally, his father was…
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photography
Frederick Scott Archer and the Collodion Process

Frederick Scott Archer and the Collodion Process

Harald Sack
On May 2 1857, British sculptor and photographic pioneer Frederick Scott Archer passed away. Frederick Scott Archer invented the photographic collodion process which preceded the modern gelatin emulsion. The complex process required the photographic material to be coated, sensitized, exposed and developed within the span of about fifteen minutes, necessitating a portable darkroom for use in the field. Frederick Scott Archer’s Way to Photography Frederick Scott Archer was born in 1813 in…
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