Post-Its
Post-Its were invented in 1974 as a way for holding bookmarks. The sticky substance on the back was an accidental invention, and while they were a much-needed office supply for years, they're mostly used as pranks now.
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Believe It Or Not, These Aren't Actually Design Flaws
The More You Know
- Almost all chickens eaten today come from the winner of the 1948 'Chicken of Tomorrow' Contest whose genetics now dominate poultry farms worldwide.
- Don't risk slicing your fingers by cleaning a blender with a sponge—pour in soap and water, turn it on, and rinse it out
- The average person will spend six months of their life waiting for red lights to turn green.
- In 1966 and 1967, soldiers testing Agent Orange in Canada were told the chemical was completely safe and sprayed it on each other to cool off.