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Science | Innovation | Everyday Innovations

Have you ever wondered how black lights, or mirrors work? This collection of articles will explain the workings of some of the most common inventions and innovations you come into contact with everyday.

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How Pet Microchipping Works

Pet microchips are supposed to ensure recovery of your lost animal. But these chips have received as much opposition as they have praise. Find out when the devices work and when they fail.


How do erasers erase?

 How do erasers erase?

Erasers become part of your life as soon as you learn to write. Learn how erasers and friction pull pencil marks off of paper. See more »

How Adhesive Tape Works

 How Adhesive Tape Works

Adhesive tape is neater and easier to use than glue and paper. Learn more about how adhesive tape sticks, rolls and peels away at HowStuffWorks. See more »

How Stethoscopes Work

 How Stethoscopes Work

Stethoscopes started as a way for 19th-century doctors to put some distance between themselves and grubby patients. Learn all about stethoscopes here. See more »

Who invented the sleeper sofa?

 Who invented the sleeper sofa?

Ever wondered who invented the sleeper sofa? Check out the long, illustrious history of the sleep sofa invention. See more »

Who invented the revolving door?

 Who invented the revolving door?

Who invented the revolving door? Find out here and if the rumor is true that the revolving door inventor didn't want to hold a door open for anyone. See more »

How are bendy straws made?

 How are bendy straws made?

Have you ever wondered how bendy straws or flexible straws were made? Who came up with idea to bend a simple drinking tube? See more »

Who invented the safety pin?

 Who invented the safety pin?

The safety pin holds together straps, serves as a makeshift button or body art and more. So who invented the safety pin, and who do we have to thank? See more »

How Breast Pumps Work

 How Breast Pumps Work

Breast pumps help children get healthy breast milk when schedules or other factors keep mom from being available. Read about breast pumps at HowStuffWorks. See more »

Are patent trolls smothering innovation?

 Are patent trolls smothering innovation?

Are patent trolls smothering innovation? Learn about the effects patent trolls can have on innovation at HowStuffWorks. See more »

How Electronic Cigarettes Work

 How Electronic Cigarettes Work

Electronic cigarettes give smokers nicotine without the chemicals associated with burning tobacco. Learn more about e-cigarettes at HowStuffWorks. See more »