1836 in science

The year 1836 in science and technology involved some significant events, listed below.

Astronomy

May 15 – Francis Baily, during an eclipse of the Sun, observes the phenomenon named after him as Baily's beads.

October 2 – Naturalist Charles Darwin returns to Falmouth, England, aboard Template:HMS after a 5-year journey collecting biological data he will later use to develop his theory of evolution.
Writer Georg Büchner's dissertation on the common barbel (fish), Barbus barbus, "Mémoire sur le Système Nerveux du Barbeaux (Cyprinus barbus L.)" is published in Paris and Strasbourg. In October, after receiving his doctorate, he is appointed by the University of Zurich as a lecturer in anatomy.
Theodor Schwann discovers pepsin in extracts from the stomach lining, the first isolation of an animal enzyme.

French chemist Auguste Laurent discovers o-phthalic acid (1,2-benzenecarboxylic acid) by oxidizing naphthalene tetrachloride.
The chemical compound acetylene, also called ethyne, is discovered by Edmund Davy.
James Marsh publishes the Marsh test for the presence of arsenic.<ref>Template:Cite journal</ref>
Hungarian chemistry student János Irinyi invents a noiseless match.<ref>Template:Cite web</ref>
October 24 – The earliest United States patent for a phosphorus friction match is granted to Alonzo Dwight Phillips of Springfield, Massachusetts.

October 13 – Theodor Fliedner, a Lutheran minister, and Friederike, his wife, open the Deaconess Home and Hospital at Kaiserswerth, Germany, as an institute to train women in nursing.

Nicholas Callan invents the first induction coil.<ref>Template:Cite journal</ref><ref>Template:Cite journal</ref><ref>Template:Cite journal</ref>
Andrew Crosse's electrical experiment seems to produce strange insects, acarus calvanicus.

February 25 – Samuel Colt receives a United States patent for the Colt revolver, the first revolving barrel multishot firearm.
December – Victoria Bridge, Bath, England, opened, the first to use James Dredge's patent 'taper principle' of stays.<ref>Template:Citation</ref>
Edward Sang publishes a logarithmic method for constructing a skew arch.<ref>Template:Cite journal</ref>
James Nasmyth invents the shaper.<ref>Template:Cite book</ref>

February 5 – Alexander Stewart Herschel (died 1907), South African-born British astronomer.
April 3 – Maurice Krishaber (died 1883), naturalised French Hungarian otorhinolaryngologist.<ref name=":1">Template:Base Léonore</ref>
May 17 – Norman Lockyer (died 1920), English astronomer.
May 28 – Alexander Mitscherlich (died 1918), German chemist.
June 9 – Elizabeth Garrett (died 1917), English physician.
July 20 – Clifford Allbutt (died 1925), English physician.
September 26 – Thomas Crapper (died 1910), English plumber and inventor.
October 6 – Heinrich Wilhelm Gottfried von Waldeyer-Hartz (died 1921), German neuroanatomist.
October 27 – Thomas Gwyn Elger (died 1897), English astronomer.