› added 8 years ago

500

TIL McDonald’s “Super Sizing” started as a Jurassic Park merchandising tie-in.

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wolAM TIL that Roger Boisjoly was an engineer working at NASA in 1986 that predicted that the O-rings on the Challenger would fail and tried to abort the mission but nobody listened to him
awEEy TIL that the Golden Wattle (Acacia pycnantha) the emblem for Australia contains a psychoactive alkaloid called DMT.
5eX8 TIL: The largest Air Force in the world is the US Air Force. The second largest? The US Navy.
6E8Zw TIL that Jimmy Carter is the longest-lived president, the longest-retired president, the first president to live forty years after their inauguration, and the first to reach the age of 95.
b9PN0 TIL that our eyes will usually dilate when we see shocking, threatening images, unless if you're a psychopath