In 2015, a 17-year-old Canadian named Anya Pogharian invented the portable dialysis machine spending just $500 to build it (dialysis machines typically cost about $30,000). Her machine filters 4 liters of blood in 25 minutes.
2. Philadelphia Cream Cheese was invented in New York and has never been produced in Philadelphia. Its name was given as a marketing strategy in the 1880s because at that time Philadelphia was known for its high-quality dairy.
3. The slinky was invented by accident when a mechanical engineer was working to devise springs that could keep sensitive ship equipment steady at sea. After accidentally knocking some samples off a shelf, he watched in amazement as they gracefully “walked” down instead of falling.
4. The voice of Tigger from Winnie the Pooh, Paul Winchell was one of the original inventors of an artificial heart, an automobile that runs on battery power, a method for breeding tilapia, and many other inventions that are still around today.
5. The deep-dish pizza was invented in 1943 when someone at the small pizza shop Pizzeria Uno in Illinois decided to make a pizza using a cake mold.
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The first swivel chair was invented by Thomas Jefferson, and that he sat on it when he drafted the United States Deceleration of Independence.
7. Silly String was invented to be used as an aerosol spray to create an instant cast on broken and sprained bones. It worked, but while testing nozzles it was noticed it produced a 30' string. This inspired the inventor to change the formula to be less sticky, add color, and market it as a toy.
8. Snow globes were accidentally invented by a medical tool repairman. He was trying to make a brighter light bulb for operating rooms, so he tried using a water-filled glass with reflective particles to do this. The effect looked like snow to him which is how he got the idea for snow globes.
9. The webcam was invented just because 3 people wanted to keep a check on coffee level without walking to their breakroom.
10. The stethoscope was invented because a French doctor felt uncomfortable placing his face on a younger woman's chest.
The jacuzzi was invented by Candido Jacuzzi to provide pain relief for his 15-month-old son, Kenny Jacuzzi, who was born with rheumatoid arthritis.
12. A man named Momofuku Ando is credited with helping end Japan's post-war food shortage by inventing instant ramen. He was born Taiwanese and didn’t become a Japanese citizen until 1966.
13. The revolving door was invented because the inventor disliked the social convention of men holding doors for women.
14. The plasma globe was invented accidentally by an MIT undergrad, who was working in a lab to create electrical rocket engines. Right after inventing it, he naturally brought it to his girlfriend's house party.
15. William Phelps Eno, the person who invented the stop sign, the pedestrian crosswalk, the traffic circle, the one-way street, the taxi stand, and pedestrian safety islands, never learned how to drive.
Charles Darwin’s cousin, Sir Francis Galton, who invented the dog whistle, meteorology, forensic fingerprinting, mathematical correlation, the concept of “eugenics” and “nature vs nurture”, and the concept of inherited intelligence, had an estimated IQ of 200.
17. Bette Graham became a typist to support herself and her son Michael in 1951. She was a poor typist and invented a white tempera paint to cover her mistakes. This led to her business Liquid Paper Company which she sold 25 years later for $48 million. Michael went on to become a member of The Monkees.
18. The Filet o' Fish was invented so Catholics could eat at McDonald's on Fridays.
19. Martin Couney, an owner of a freak show in the early 1900s invented an incubator to exhibit premature babies. In doing so, he saved thousands of lives and marked the start of advanced prenatal care for preemies.
20. A German soldier named Artur Fischer survived Stalingrad on the last plane out. After the war, he went on to invent many ubiquitous items such as the synchronized camera flash and the plastic wall anchor and held over 1100 patents before dying at the age of 96.
Duct tape was invented by Vesta Stoudt, a factory worker during World War 2 and the mother of two sons in the Navy. When her supervisors at the factory dismissed her idea for a stronger cloth-based tape, she wrote a letter to President Franklin D. Roosevelt, who then ordered Johnson&Johnson to manufacture her idea.
22. The gin and tonic were invented as a result of the British being unable to stomach the taste of bitter malaria medication in India.
23. Doritos were originally Disneyland trash. In the early days of Disneyland, a restaurant named Casa de Fritos invented Doritos by repurposing stale tortillas they bought from a local vendor. The chips proved to be so popular they were eventually rolled out nationally by Frito-Lay in 1966.
24. The football huddle was invented at Gallaudet University, an all-deaf school, to prevent opposing teams from seeing their signs.
25. Scott Stillinger, the guy who invented the koosh ball, invented it because his own child was having trouble catching a ball.