1904 in science Guide, Meaning , Facts, Information and Description

The year 1904 in science and technology included many events, some of which are listed below.

Astronomy

• Edward Walter Maunder plots the first sunspot "butterfly diagram"
• Himalia, a moon of Jupiter, discovered at Lick Observatory

• Epinephrine first artificially synthesized by Friedrich Stolz.

• Vacuum tube invented by John Ambrose Fleming

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

• January 26 - Ancel Keys, nutritionist
• March 20 - B. F. Skinner, behavioral psychologist (+ 1990)
• April 22 - Robert Oppenheimer, physicist (+ 1967)
• August 28 - Secondo Campini, Italian jet pioneer

• January 20 - Dmitri Mendeleev, Russian chemist and inventor of the Periodic table

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