Breadcrumb Home > Ask the Editors Archive > Inventions Cite Ask the Editors Archive Inventions Jump to a category: - Any -CountriesCivicsFoodAwardsLanguageSportsMoviesAnimalsScienceHumanityUS CitiesUS HistoryMiscellanyArtsMoneyGeographyMathUS StatesInventionsPeopleReligionLiteratureCalendarRace GenderNatureUS StatisticsAstronomyPresidentsWeatherTelevisionHistoryIndex Where is the origin of fingerprinting? When were tea bags invented? Who, where and when was the first Teddy Bear made? Who invented the mailbox and when? Who invented Nintendo? What did Henry Blair invent? My daughter is working on a school project and we want to know invented the scissors? A project I am working on for this class requires that I know the exact distance between the grooves on a CD. I've looked everywhere, and I cannot find this information. I was hoping that you could tell me what the distance is, or at least where I could find such information on the Internet. Did William Sturgeon invent the electromagnet? And if so why was that important? Can you tell me what year and what model of car was the first to have a heater installed? My son and a friend are working on a an 8th grade history project. Could you tell us who invented or patented bearings? He loves skateboarding and this is why he chose this topic. What product was the first to be purchased by scanning its barcode? My son came home and asked me when KOOL-AID was invented, and by who. Can you help? What were the first U.S. cities linked by a transcontinental phone line? Is the monkey wrench named for a man named Moncky? When were contact lenses invented? Where did the name "pap smear" come from? Why do trains have emergency cords available to the public? Is there EVER a case where a passenger pulling the cord would be the right course of action? Who invented the parking meter? Who invented the ambulance vehicle? Pagination Current page 1 Page 2 Next page Next ? Last page Last Top Ten Frequently Asked QuestionsOther Archives:Feature ArchivePoll ArchiveQuiz ArchiveTimeline ArchiveTop Ten Archive TrendingHere are the facts and trivia that people are buzzing about. August 2021 Current Events: US News Record Highest Temperatures by State The Megacities of Africa The Mongol Empire The Real World Destinations of Greek Mythology The Most and Least Religious Countries ?