Editing 1848 in science (section)

==Technology==
* August 15 – [[James Warren (engineer)|James Warren]] submits a U.K. [[patent]] application for the [[Warren truss]].
* [[James Bogardus]] erects the first free-standing [[Cast-iron architecture|cast-iron architectural]] façade, the Milhau Pharmacy Building in [[New York City]].
* French civil engineer A. Boucher promotes the ribbed ("false") [[skew arch]].<ref>{{cite journal|author=Boucher, A.|year=1848|title=Note sur la construction des voûtes biaises au moyen d'une série d'arcs droits accolés les uns aux autres|trans-title=Notes on the construction of skewed vaults by means of a series of right arches built one against the other|journal=Annales des Ponts et Chaussées|location=Paris|pages=234–243}}</ref>
* Completion of [[palm house]]s at [[Kew Gardens]], [[London]], and the [[National Botanic Gardens (Ireland)|National Botanic Gardens]], [[Glasnevin]], by [[Richard Turner (iron-founder)|Richard Turner]] of [[Dublin]].
* Jonathan J. Couch of Philadelphia, PA, invents a "percussion drill" ([[jackhammer]]).<ref>{{cite book|first=Henry S.|last=Drinker|title=Tunneling, explosive compounds and rock drills|location=New York|publisher=Wiley|year=1878|pages=[https://books.google.com/books?id=CJ0gAQAAMAAJ&pg=PA153 153–157]}}</ref>
* [[Walter Hunt (inventor)|Walter Hunt]] of New York patents his "Volition" [[repeating rifle]], although it is not practicable at this time.
* [[Joseph-Louis Lambot]] constructs the first [[ferrocement]] boat, in France.
* [[Linus Yale Sr.]], invents the modern [[pin tumbler lock]].<ref>{{cite book|title=The Geek Atlas: 128 Places Where Science and Technology Come Alive|date=21 May 2009|publisher=O'Reilly Media, Inc.|url=https://books.google.com/books?id=HhEC0q-O1ewC&q=Linus+Yale%2C+Sr.+modern+pin+tumbler+lock&pg=PA445|page=445|isbn=9780596555627}}</ref>
* [[John Stringfellow]] flies a steam-powered monoplane model for a short distance in a powered glide in England.<ref>{{cite journal|url=http://www.flightglobal.com/pdfarchive/view/1956/1956%20-%200212.html|title=Henson and Stringfellow|journal=[[Flight magazine|Flight]]|date=1956-02-24|via=Flight Global}}</ref>