Why Itches Spread, Ancient Vending Machine, and Not Realizing When Your Beliefs Change
Learn about the world’s first vending machine that was invented nearly 2,000 years ago; why scratching an itch can make it spread; and, why you probably don’t realize it when your beliefs change.
- The World’s First Vending Machine is 2,000 Years Old — https://curiosity.im/2HCKIgk
- When Your Beliefs Change, You Probably Don’t Realize It — https://curiosity.im/2HCKCFu
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