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TIL during the opening of 1936 Olympic,Adolph Hitler made a speech which was broadcasted in 41 countries.Due to the high frequency of the signal,it escaped the earth ionosphere.Carl Sagan wrote his book Contact,on alien-human encounter based on this platform that alien heard Hitlers voice first.

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6Ejwl TIL In the original book Uncle Tom's Cabin, Tom was actually an honorable man put to death for not telling the location of two escaped slave women. It was only in later adaptations he was portrayed as a house negro and his name became synonymous with being a servile race traitor.
p8M9p TIL that the Chicagoland Tylenol murders still remain unsolved and no one was ever charged. In 1982, 7 people were murdered via cyanide-laced Tylenol capsules; leading to industry-wide tamper-proof seals and phasing out of capsules.
BrwVk TIL that the African Spiny Mouse can release it's skin (like a lizard releases it's tail) on attack and completely regrow it. This feature, which is called autotomy, has given hope for replicating regeneration capabilities in humans. The African Spiny Mouse is the only known mammal, to do this.
406J TIL: Only just 30 years ago, supreme court ruled that states have the right to criminalize gay sex.
oRWwL TIL compared to their overall weight, koalas have among of the smallest brains of any animal. They are so dumb that they cannot identify leaves as food and refuse to consume them when they are placed on a flat surface as opposed to branches.