1904 in science

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The year 1904 in science and technology involved some significant events, listed below.

Contents

1 Astronomy
2 Mathematics
3 Medicine
4 Physics
5 Awards
6 Births
7 Deaths

[edit] Astronomy

Edward Walter Maunder plots the first sunspot "butterfly diagram"
The sixth moon of Jupiter, later called Himalia, discovered at Lick Observatory

[edit] Mathematics

Henri Poincaré discovers the Poincaré sphere, leading him to formulate the Poincaré conjecture

[edit] Medicine

Epinephrine first artificially synthesized by Friedrich Stolz.

[edit] Physics

Vacuum tube invented by John Ambrose Fleming
J. J. Thomson proposes the plum pudding model for the atom.
Hantaro Nagaoka develops the Saturnian model for the atom.

[edit] Awards

Nobel Prizes
- Physics - John William Strutt, 3rd Baron Rayleigh
- Chemistry - Sir William Ramsay
- Medicine - Ivan Pavlov

[edit] Births

January 26 - Ancel Keys, (d. 2004) nutritionist.
March 20 - B. F. Skinner (d. 1990), behavioral psychologist.
April 22 - Robert Oppenheimer (d. 1967), physicist.
July 5 - Ernst Mayr (d. 2005), evolutionary biologist.
August 28 - Secondo Campini (d. 1980), Italian jet pioneer.
November 11 - J. H. C. Whitehead (d. 1960), British mathematician.

[edit] Deaths

January 20 - Dmitri Mendeleev (b. 1834), Russian chemist and inventor of the Periodic table.
May 10 - Henry Morton Stanley (b. 1841), explorer, journalist.

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