January 11 – First successful insulin treatment of diabetes, by Frederick Banting in Toronto, using a pure preparation intravenously injected; on the same date Nicolae Paulescu makes an apparently successful rectal administration of an insulin preparation.
February 14 – The world's first regular wireless broadcasts for entertainment, made by Peter Eckersley, begin transmission on radio station 2MT from a hut at the Marconi Company laboratories at Writtle near Chelmsford in England. This is followed in the United Kingdom on May 11 by station 2LO from Marconi House in London, which from November 22 becomes the British Broadcasting Company (BBC).
^Nowell, Kristin; Jackson, Peter (1996). "Panthera Leo"(PDF). Wild Cats: Status Survey and Conservation Action Plan. Gland, Switzerland: IUCN/SSC Cat Specialist Group. pp. 17–21. ISBN 2-8317-0045-0.
^Struwe, Michael (2003). "Olga Ladyzhenskaya: A Life-Long Devotion to Mathematics". In Hildebrandt, Stefan; Karcher, Hermann (eds.). Geometric Analysis and Nonlinear Partial Differential Equations. Berlin: Springer. p. 1. ISBN 978-3-54044-051-2.
^Edge, David; Harre, Rom; Brown, Andrew; Barnes, Barry; Mulkay, Michael; Fuller, Steve; Rudwick, Martin; Giere, Ronald N.; Bloor, David (1997). "Obituary: Thomas S. Kuhn (18 July 1922 - 17 June 1996)". Social Studies of Science. 27 (3): 483–502. doi:10.1177/030631297027003005. JSTOR285595. PMID11619257. S2CID28154701.