Editing 1948 in science (section)

==Technology==
* June 18 – [[Columbia Records]] unveil the [[LP record]]s developed by [[Peter Carl Goldmark|Peter Goldmark]] of [[CBS Laboratories]].<ref>{{cite book|last=Goldmark|first=Peter|title=Maverick Inventor: My Turbulent Years at CBS|location=New York|publisher=Saturday Review Press|year=1973|isbn=978-0-8415-0046-4}}</ref><ref>{{cite magazine|title=Columbia Diskery: CBS Show Microgroove Platters to Press; Tell How It Began|magazine=[[Billboard (magazine)|Billboard]]|date=1948-06-26|page=3}}</ref><ref>{{cite book|last=Marmorstein|first=Gary|title=The Label: the Story of Columbia Records|location=New York|publisher=Thunder's Mouth Press|year=2007|isbn=978-1-56025-707-3|page=165}}</ref>
* First modern long-span permanent [[box girder bridge]] completed, between [[Cologne]] and [[Deutz, Cologne|Deutz]].<ref>{{cite book|first=David J.|last=Brown|title=Bridges|location=London|publisher=Mitchell Beazley|year=1993|isbn=978-1-85732-163-0|page=94}}</ref>