Editing 1926 in science (section)

==Technology==
* January 26 – Scottish inventor [[John Logie Baird]] demonstrates his pioneering greyscale [[mechanical television]] system (which he calls a "televisor") at his London laboratory for members of the [[Royal Institution]] and a reporter from ''[[The Times]]''.<ref>{{Cite web|url=https://www.bbc.co.uk/history/historic_figures/baird_logie.shtml|title=BBC - History - John Logie Baird|website=www.bbc.co.uk|access-date=2019-04-07}}</ref><ref>{{cite book|title=The Hutchinson Factfinder|publisher=Helicon|year=1999|isbn=1-85986-000-1 }}</ref><ref>{{Cite web|url=https://www.history.com/this-day-in-history/baird-demonstrates-tv|title=Baird demonstrates TV|website=History com|access-date=2019-04-13}}</ref><ref>{{Cite web|url=https://www.britannica.com/biography/John-Logie-Baird|title=John Logie Baird {{!}} British inventor|website=Encyclopædia Britannica|access-date=2019-04-13}}</ref>
* February – [[Hidetsugu Yagi]] and [[Shintaro Uda]] publish the first description of the [[Yagi–Uda antenna]].
* June 28 – A [[patent]] for an electric percussion [[Fuse (explosives)|fuse]] for explosive projectiles, invented by Herbert Rühlemann, is filed in Germany.
* July
** [[Alan Arnold Griffith|Alan A. Griffith]] publishes ''An Aerodynamic Theory of Turbine Design'', proposing an [[airfoil]] shape for [[turbine blade]]s.<ref>[[Royal Aircraft Establishment]], Farnborough, Report no. H 1111.</ref><ref>{{cite journal|title=Alan Arnold Griffith. 1893–1963|first=A. A.|last=Rubbra|pages=117–136|journal=[[Biographical Memoirs of Fellows of the Royal Society]]|volume=10|year=1964|jstor=769315|doi=10.1098/rsbm.1964.0008}}</ref>
** [[Carl Zeiss]], [[Jena]], open a [[planetarium]] housed in a [[geodesic dome]] designed by [[Walther Bauersfeld]].<ref>{{Cite web |url=http://www.physics.princeton.edu/~trothman/domes.html |title=Photographs of the Zeiss Optical Company's first geodesic dome. |access-date=2011-12-19 |archive-url=https://web.archive.org/web/20130319084511/http://www.physics.princeton.edu/~trothman/domes.html |archive-date=2013-03-19 |url-status=dead }}</ref>
* November 23 – The [[aerosol spray]] can is patented by [[Erik Rotheim]], a [[Norway|Norwegian]] chemical engineer.<ref>{{cite web|last=Bellis|first=Mary|url=http://inventors.about.com/od/astartinventions/a/aerosol.htm|archive-url=https://archive.today/20120526093628/http://inventors.about.com/od/astartinventions/a/aerosol.htm|url-status=dead|archive-date=May 26, 2012|title=The History of Aerosol Spray Cans|work=About.com|accessdate=2011-06-27}}</ref>
* The [[Einstein refrigerator]] is invented by [[Albert Einstein]] and [[Leo Szilard]].
* [[Ulster]]-born engineer [[Harry Ferguson]] is granted a British patent for his 'Duplex' hitch linking [[tractor]] and [[plough]].
* German engineer [[Andreas Stihl]] patents and develops an electric [[chainsaw]].<ref>{{cite journal|last1=Reid|first1=Mark Collin|title=Timber!|journal=Canada's History|date=2017|volume=97|issue=5|pages=20–23}}</ref>