Main Page | See live article | Alphabetical index 1906 in science and technology See also: 1905 in science, other events of 1906, 1907 in science and the list of years in science. Table of contents 1 Astronomy 2 Biology 3 Chemistry 4 Geology 5 Physics 6 Medicine 7 Technology 8 Nobel Prizes 9 Births 10 Deaths Astronomy Biology Chemistry Charles Barkla discovers that each element has a characteristic X-ray and that the degree of penetration of these X-rays is related to the atomic weight of the element Mikhail Tsvett discovers the chromatography technique for organic compound separation Geology Richard Oldham argues that the Earth has a molten interior Physics Walther Nernst presents a formulation of the third law of thermodynamics Medicine BCG (Bacilli-Calmette-Guerin) immunization for Tuberculosis first developed Frederick Hopkins suggests the existence of vitamins and suggests that a lack of vitamins causes scurvy and rickets Technology Reginald Fessenden makes the first radio broadcast: a poetry reading, a violin solo, and a speech. Nobel Prizes Sir Joseph John Thomson is awarded the Nobel Prize for Physics Henri Moissan is awarded the Nobel Prize for Chemistry Camillo Golgi and Santiago Ramón y Cajal are awarded the Nobel Prize for Medicine Births January 11 - Albert Hofmann, chemist February 4 - Clyde Tombaugh, astronomer April 28 - Kurt Gödel, mathematician September 4 - Max Delbrück, biologist November 3 - Carl Benjamin Boyer, historian of mathematics Deaths September 5 - Ludwig Boltzmann, Austrian physicist This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.