Science
- Planck's law of black body radiation
- Einstein's theory of special relativity
- Einstein explains Brownian motion and the photoelectric effect
- Seismographs built in the University of California, Berkeley, in 1900
- Practical air conditioner designed by Willis Carrier in 1902
- Geiger Counter (measures radioactivity) invented by Hans Geiger in 1908
- Radioactivity discovered by Marie Curie
- Third Law of Thermodynamics by Walther Nernst
- Quantum Hypothesis by Max Planck in 1900
- The Bacillus Calmette-Guérin (BCG) immunization for tuberculosis is first developed.
Read more about this topic: 1900s (decade)
Famous quotes containing the word science:
“What happened at Hiroshima was not only that a scientific breakthrough ... had occurred and that a great part of the population of a city had been burned to death, but that the problem of the relation of the triumphs of modern science to the human purposes of man had been explicitly defined.”
—Archibald MacLeish (1892–1982)
“There is a chasm between knowledge and ignorance which the arches of science can never span.”
—Henry David Thoreau (1817–1862)
“Hard times accounted in large part for the fact that the exposition was a financial disappointment in its first year, but Sally Rand and her fan dancers accomplished what applied science had failed to do, and the exposition closed in 1934 with a net profit, which was donated to participating cultural institutions, excluding Sally Rand.”
—For the State of Illinois, U.S. public relief program (1935-1943)