- 1845 in science
The year 1845 in
science andtechnology involved some significant events, listed below.Astronomy
* April – Lord Rosse discovers that the nebula M51 has a spiral structure.
Physics
*
September 13 –Michael Faraday discovers that an intensemagnetic field can rotate the plane of polarized light.Awards
*
Copley Medal :Theodor Schwann
*Wollaston Medal for Geology: John PhillipsBirths
*
March 3 -Georg Cantor (d. 1918),mathematician .
*March 27 -Wilhelm Röntgen (d. 1923),physicist , discoverer ofX-rays ,Nobel laureate .
*May 16 -Ilya Ilyich Mechnikov , Russian microbiologist, recipient of theNobel Prize in Physiology or Medicine (d.1916 ).
*June 16 -Heinrich Dressel , German archaeologist (d.1920 ).
*September 11 -Emile Baudot (d. 1903),telegraph engineer.Deaths
*
March 13 -John Frederic Daniell (b. 1790),chemist andphysicist .
*October 18 -Dominique, comte de Cassini (b. 1748), Frenchastronomer .
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