› added 9 years ago

239

TIL that the word “cool” (meaning popular) as existed a little longer than 1884. Cool has stayed cool for over 100 years.

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LkLVP TIL that in the same way helium can make your voice go high-pitched by breathing helium, you can make your voice go deep by breathing Sulfur hexafluoride
rMy0 TIL In 1996, Mary Tyler Moore offered a restaurant $1,000 to sell her a 65 year-old lobster so she could return it to the wild. Rush Limbaugh then offered $2,000 to eat the lobster. The restaurant denied both offers and kept the lobster as a mascot.
Y7VXx TIL beavers’ teeth are orange because they’re fortified with iron
Wkb4N TIL about an actual U.S. Supreme Court case officially known as United States v. 422 Casks of Wine (where the US sued 422 casks of wine and lost)
X0prk TIL in 1973, a Harvard astrophysicist suggested that we won't discover more advanced civilizations because they don't want us to find them and have the technology to ensure we never do. They have also set aside our planet as a zoo wherein they can observe us. He coined this idea the Zoo Hypothesis.