Editing 1814 in science (section)

==Physics==
* '[[Laplace's demon]]', an articulation of causal [[determinism]], is published by [[Pierre-Simon Laplace]].<ref>{{citation|first=Pierre-Simon|last=Laplace|url=https://archive.org/details/philosophicaless00lapliala|title=A Philosophical Essay on Probabilities.}}</ref><ref>{{cite web|url=http://www.hawking.org.uk/does-god-play-dice.html|last=Hawking|first=Stephen|authorlink=Stephen Hawking|title=Does God Play Dice?|work=Public Lectures|access-date=2021-04-08|archive-date=2012-01-11|archive-url=https://web.archive.org/web/20120111012413/http://www.hawking.org.uk/does-god-play-dice.html|url-status=dead}}</ref>
* [[Joseph von Fraunhofer]] discovers the dark absorption lines in the [[spectrum]] of the sun now known as [[Fraunhofer lines]].<ref name="nautilus">{{cite web|title=The Glassmaker Who Sparked Astrophysics|author=Kitty Ferguson & Miko Maciaszek|url=http://nautil.us/issue/11/light/the-glassmaker-who-sparked-astrophysics|date=20 March 2014|access-date=8 April 2018|publisher=[[Nautilus (science magazine)|Nautilus]]|archive-date=23 March 2014|archive-url=https://web.archive.org/web/20140323010729/http://nautil.us/issue/11/light/the-glassmaker-who-sparked-astrophysics|url-status=dead}}</ref>