The year 1849 in science and technology involved some significant events, listed below.
Astronomy
Édouard Roche finds the limiting radius of tidal destruction and tidal creation for a body held together only by its self gravity, called the Roche limit, and uses it to explain why Saturn's rings do not condense into a satellite.
^Berthold, A. A. (1849). "Transplantation der Hoden". Arch. Anat. Physiol. Wiss. Med. 16: 42–6.
^Petrunkevitch, Alexander (1920). "Russia's Contribution to Science". Transactions of the Connecticut Academy of Sciences. 23: 232.
^"History of Chirality". Stheno Corporation. 2006. Archived from the original on 2007-03-07. Retrieved 2007-03-12.
^Hempel, Sandra (2006). The Medical Detective: John Snow and the mystery of cholera. London: Granta Books. ISBN 9781862078420.
^"Walter Hunt... Dress-Pin: Specification of Letters Patent No. 6,281". United States Patent and Trademark Office. 1849-04-10. Retrieved 2011-12-05.
^"Walter Hunt". National Inventors Hall of Fame. 2002. Archived from the original on 2011-08-05. Retrieved 2011-12-05.
^"Letters Patent No. 6,469". Google Patents. Retrieved 2011-12-29.
^US 6529 "Inhaler or Lung Protector". Christianson, Scott (2010). Fatal Airs: The Deadly History and Apocalyptic Future of Lethal Gases that Threaten Our World. ABC-CLIO. ISBN 9780313385520.
^Bellis, Mary. "Bourdon Tube Pressure Gauge". Inventors. About.com. Archived from the original on January 19, 2014. Retrieved 2014-01-19.
^"Copley Medal | British scientific award". Encyclopedia Britannica. Retrieved 23 July 2020.
^Reynolds, Moira Davison (2004). American Women Scientists: 23 Inspiring Biographies, 1900-2000. Jefferson NC: McFarland. p. 5. ISBN 978-0-78642-161-9.
^Constantin von Wurzbach, ed. (1874). BLKÖ:Rusconi, Maurus (in German). Biographisches Lexikon des Kaiserthums Oesterreich – via Wikisource. [scan ]