1900 in science

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The year 1900 in science and technology.

Contents 1 Aeronautics 2 Chemistry 3 Mathematics 4 Photography 5 Physics 6 Births 7 Deaths

Aeronautics

• The first successful airship built by Ferdinand von Zeppelin

Chemistry

• Johannes Rydberg refines the expression for observed hydrogen line wavelengths

Mathematics

• David Hilbert states his list of 23 problems which show where some further mathematical work is needed,

Photography

• Kodak introduced their first Brownie.

Physics

• gamma-rays discovered by Paul Villard while studying uranium decay
• Max Planck states his quantum hypothesis and blackbody radiation law

Births

• March 9 - Howard Aiken (d. 1973), computing pioneer.
• March 19 - Frédéric Joliot (d. 1958), physicist.
• April 25 - Wolfgang Ernst Pauli (d. 1958), physicist.
• April 26 - Charles Richter (d. 1985), geophysicist and inventor.
• August 25 - Sir Hans Adolf Krebs (d. 1981), medical doctor and biochemist.
• August 26 - Hellmuth Walter (d. 1980), engineer and inventor.

Deaths

• January 13 - Peter Waage (b. 1833), chemist.
• January 22 - David Hughes (b. 1831), inventor.
• March 6 - Gottlieb Daimler (b. 1834), engineer, automotive pioneer.
• April 1 - George Jackson Mivart (b. 1827), English biologist.