› added 2 years ago

86

TIL Rats laugh when you tickle them!

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YpjjZ TIL that First, Second, and Third World referred to political affiliations during the cold war (NATO, Warsaw, Unaffiliated) and not about the strength of a country's economy.
OorXe TIL: Over the past 50 years, there has been a decline of 3 billion birds across North America
xVoG1 TIL that there is a black market where professors write college papers and homework for students. A journalist tried to expose one site as a scam, but got an A- instead.
8aa6L TIL Thomas Edison didn’t invent the lightbulb. He merely improved Joseph Swan’s design which had been patented 10 years before Edison. Swan sued Edison for patent infringement and won.
d8mnr TIL Hurricane names are predetermined. There are six years of names that get rotated. If a hurricane is particularly devastating (Katrina) the name is removed from the list.