Editing 1932 in science (section)

==Physics==
* April 14 – [[John Cockcroft]] and [[Ernest Walton]] focus a proton beam on lithium and split its nucleus.
* May – [[Radio Luxembourg]] begins high-powered [[longwave]] test transmissions aimed directly at the [[British Isles]] which prove, inadvertently, to be the first radio modification of the [[ionosphere]].<ref>{{Cite web|url=https://sites.google.com/alaska.edu/gakonahaarpoon/operations-news|title=Operations News|work=Gakona HAARPoon|location=Alaska|date=2017-02-19|accessdate=2022-11-16}}</ref>
* May 10 – [[James Chadwick]] discovers the [[neutron]].<ref>{{cite journal|first=J.|last=Chadwick|title=Possible Existence of a Neutron|journal=[[Nature (journal)|Nature]]|volume=129|page=312|date=September 1932|issue=3252|doi=10.1038/129312a0|bibcode=1932Natur.129Q.312C|doi-access=free}}</ref><ref>{{cite journal|title=The Existence of the Neutron|first=J.|last=Chadwick|journal=[[Proceedings of the Royal Society]]|volume=A136|issue=830|year=1932|pages=692–708|doi=10.1098/rspa.1932.0112|doi-access=free|bibcode=1932RSPSA.136..692C}}</ref> [[Werner Heisenberg]] explains its symmetries by introducing the concept of [[isospin]].<ref>{{cite journal|first=W.|last=Heisenberg|year=1932|title=Über den Bau der Atomkerne|journal=[[Zeitschrift für Physik]]|volume=77|issue=1–2|pages=1–11|doi=10.1007/BF01342433|bibcode=1932ZPhy...77....1H |s2cid=186218053}}</ref>
* August 2 – The [[positron]] is observed by [[Carl David Anderson|Carl Anderson]].<ref>{{cite journal|first=Carl D.|last=Anderson|year=1932|title=The Apparent Existence of Easily Deflectable Positives|jstor=1658257|journal=[[Science (journal)|Science]]|volume=76|issue=1967|pages=238–9|doi=10.1126/science.76.1967.238|pmid=17731542|bibcode=1932Sci....76..238A}}</ref>
* November 1 – The [[Kennedy–Thorndike experiment]] is published, showing that measured time as well as length is affected by motion, in accordance with the theory of [[special relativity]].<ref>{{cite journal|last1=Kennedy|first1=Roy J.|last2=Thorndike|first2=Edward M.|year=1932|title=Experimental Establishment of the Relativity of Time|journal=[[Physical Review]]|volume=42|issue=3|pages=400–418|doi=10.1103/PhysRev.42.400|bibcode=1932PhRv...42..400K}}</ref>
* [[John von Neumann]] rigorously establishes a mathematical framework for [[quantum mechanics]] in ''Mathematische Grundlagen der Quantenmechanik''.
* [[Zero-length spring]]s are invented, revolutionizing [[seismometer]]s and [[gravimeter]]s.