Editing 1915 in science (section)

==Technology==
* January 19 – [[Georges Claude]] [[patent]]s the [[neon]] discharge tube for use in [[advertising]].
* February 4 – John G. A. Kitchen patents the [[Kitchen rudder|reversing rudder]].<ref>{{cite journal|first=Paul N.|last=Wilson|title=J. G. A. Kitchen, 1869-1940, and his inventions|journal= Transactions of the Newcomen Society|volume=45|year=1972|pages=15–43|doi=10.1179/tns.1972.002}}</ref>
* March 3 – The [[National Advisory Committee for Aeronautics]], the predecessor of [[NASA]], is established in the United States.
* July 1 – First use of [[synchronization gear]] in [[aerial warfare]].
* August – [[Brodie helmet]] patented in the United Kingdom.
* September 9 – [[William Foster & Co.]] of [[Lincoln, England]], complete the first prototype [[Tanks in World War I|military tank]] "[[Little Willie]]".
* [[Max Fleischer]] invents the [[rotoscoping]] film [[animation]] process in the United States.<ref>{{Cite web|url=https://www.youtube.com/watch?v=IS1hCSsmH1E|archive-url=https://ghostarchive.org/varchive/youtube/20211117/IS1hCSsmH1E|archive-date=2021-11-17|url-status=live|title=The trick that made animation realistic|last=Edwards|first=Phil|date=2019-12-03|website=Vox}}{{cbignore}}</ref>
* [[Wolfgang Gaede]] invents the [[diffusion pump]].<ref>{{cite journal|year=1915|journal=[[Annalen der Physik]]|volume=46|pages=357–392|last=Gaede|first=W.|doi=10.1002/andp.19153510304|title=Die Diffusion der Gase durch Quecksilberdampf bei niederen Drucken und die Diffusionsluftpumpe|issue=3|bibcode=1915AnP...351..357G|url=https://zenodo.org/record/1447291}}</ref>
* [[William Mills (inventor)|William Mills]] patents, develops and manufactures the [[Mills bomb]], a [[hand grenade]], at the Mills Munition Factory in [[Birmingham]], England.<ref>{{US patent|1178092}} U.S. copy of the 1915/1916 Mills grenade patent.</ref>
* [[Dagobert Müller von Thomamühl]] produces a form of [[hovercraft]].