There is a fruit called The Miracle Berry that, when eaten, causes sour foods to taste sweet, and has been used to treat diabetes, among other things.
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Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
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There's a regenerative candle that creates a new candle as it melts.
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Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
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