The Beatles wrote into their contracts for American concerts that they would not play in front of segregated audiences.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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As part of an advertising campaign, Molson, a Canadian beer company, strategically placed 'beer fridges' around Europe that only Canadian passports could unlock.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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