Dr Richard von Krafft-Ebing's Psychopathia Sexualis: eine Klinisch-Forensische Studie ("Sexual Psychopathy: a Clinical-Forensic Study") is published in Stuttgart.
Dr Thomas Allinson's popular book A System of Hygienic Medicine is published in England, promoting health through natural diet and exercise rather than orthodox medicine.[9]
August 13 – Romanian inventor Alexandru Ciurcu and French journalist Just Buisson [fr] demonstrate a reaction engine, used to power a boat. On December 16 a second engine explodes, killing Buisson.
October 31 – Opening of Dom Luís Bridge, Porto, a two-hinged double-deck arch bridge across the Douro River in Portugal designed by Téophile Seyrig. Its main span of 172 metres (564 ft) will remain the world's longest in iron.
December 28 – Josephine Cochrane patents the first commercially successful automatic dishwasher in the United States.
^Moissan, H. (1886). "Action d'un courant électrique sur l'acide fluorhydrique anhydre". Comptes rendus hebdomadaires des séances de l'Académie des sciences. 102: 1543–1544.
^Moissan, H. (1886). "Sur la décomposition de l'acide fluorhydrique par un courant électrique". Comptes rendus hebdomadaires des séances de l'Académie des sciences. 103: 202.
^Choice and Chance: An Elementary Treatise on Permutations, Combinations, and Probability. 1886 edn.
^"Sur une forme particulière d'atrophie musculaire progressive, souvent familiale débutant par les pieds et les jambes et atteignant plus tard les mains". Revue médicale. 6: 97–138. 1886.
^The Peroneal Type of Progressive Muscular Atrophy. Lewis. 1886.
^Enersen, Ole Daniel. "Charcot-Marie-Tooth disease". Whonamedit?. Archived from the original on 14 May 2011. Retrieved 2011-04-12.
^Hunt, T. J.; Thienhaus, O.; Ellwood, A. (July 2008). "The mirror lies: Body dysmorphic disorder". American Family Physician. 78 (2): 217–22. PMID 18697504.
^Carroll, Deirdre H.; Scahill, Larry; Phillips, Katharine A. (April 2002). "Current concepts in body dysmorphic disorder". Archives of Psychiatric Nursing. 16 (2): 72–79. doi:10.1053/apnu.2002.32109. PMID 11925574.
^Pepper, Sarah (October 1992). "Allinson's Staff of Life – Health Without Medicine in the 1890s". History Today. 42 (10): 30–35. Retrieved 2012-01-26.