In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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