Two Accidental Inventions

Often, inventions that are made quite by accident end up becoming an everyday part of life. This episode covers two of those: the microwave oven and the chocolate chip cookie.


  • Balsley, Betsy. “Microwave Ovens Put the Space Age in the Kitchen.” Honolulu Star-Bulletin. Dec. 4, 1968.
  • Ratheon Company. “Technology Leadership.”
  • Britannica, The Editors of Encyclopaedia. “microwave oven”. Encyclopedia Britannica, 26 Oct. 2018, 
  • Weiss, Stanley I. and Amir, Amir R.. “Raytheon Company”. Encyclopedia Britannica, 7 Apr. 2016,
  • “Amana.” Whirlpool.
  • “Percy Spencer.” Atomic Heritage Foundation.,at%20a%20local%20paper%20mill.
  • “Tappan Stove Company.” Ohio History Central.,too%20expensive%20for%20home%20use.
  • Jorgensen, Timothy J. “Hot Food, Fast: The Home Microwave Oven.” Smithsonian. March 16, 2017.
  • “Patent No. 2,495,429 – P.L. Spencer – Method of Treating Foodstuffs.” United States Patent and Trademark Office. January 24, 1950.
  • “Revolution in Kitchens Is Created by Amana’s Microwave Radarange.” The commercial Appeal. Sept. 30, 1968.
  • Wyman, Carolyn. “The Great American Chocolate Chip Cookie Book: Scrumptious Recipes & Fabled History From Toll House to Cookie Cake Pie.” Countryman Press. 2013.
  • Roberts, Sam. “Forgotten No More: Overlooked No More: Ruth Wakefield, Who Invented the Chocolate Chip Cookie.” New York Times. March 21, 2018.
  • “CONTROL IS SOUGHT OF LAMONT, CORLISS.” New York Times. December 23, 1949.
  • Blitz, Matt. “The Amazing True Story of How the Microwave Was Invented by Accident.” Popular Mechanics. Sept. 2, 2021.

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