Inventions Questions and Answers

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View your most frequently asked questions on inventions. Our editors do the research to provide accurate answers to submitted questions.

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?

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