Science Birthdays, May 29

5/29/1716        Louis Daubenton, French naturalist, comparative anatomist, he dissected 182 species of quadrupeds, he died in 1800 at the age of 84.

5/29/1781        Henri Braconnot, naturalist, he produced the substance xyloidine, a precursor of collodion and nitrocellulose which could be transformed into a vitreous varnish. This may be considered the first polymer created by a chemist. He also discovered chitin in mushrooms, the earliest known polysaccharide.

5/29/1794        Johan von Madler, German astronomer, along with Joseph Fraunhofer, made the first true map of Mars, he died in 1874 at age 80.

5/29/1929        Peter Higgs, physicist, known for the Higgs-Mechanism to explain the origin of mass of elementary particles, and predicts the existence of the Higgs Boson.

5/29/1932        Paul Erlich, biologist, he warned us overpopulation growth, wrote the book The Population Bomb. 


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