1906 in science,
other events of 1907,
1908 in science and the
list of years in science.
Emil Fischer artificially synthesizes peptide amino acid chains and thereby shows that amino acids in proteins are connected by amino group-acid group bonds
Georges Urbain discovered Lutetium. From Lutetia (ancient name of Paris).
Bertram Boltwood proposes that the amount of lead in uranium and thorium ores might be used to determine the Earth's age and crudely dates some rocks to have ages between 410--2200 million years
Albert Einstein introduces the principle of equivalence of gravitation and inertia and uses it to predict the gravitational redshift
Ivan Pavlov demonstrates conditioned responses with salivating dogs
Paul Ehrlich develops a chemotherapeutic cure for sleeping sickness
Lee DeForest invents the triode thermionic amplifier, starting the development of electronics as a practical technology.
The Autochrome Lumière is the first color photography process marketed.
Albert Abraham Michelson is awarded the Nobel Prize for Physics
Eduard Buchner is awarded the Nobel Prize for Chemistry
Charles Louis Alphonse Laveran is awarded the Nobel Prize for Medicine
July 7 - Robert Heinlein, future science fiction author
January 20 - Dmitri Ivanovich Mendeleev, chemist