Passengers on the Beijing subway can pay with plastic bottles.
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Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
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Forest growth in the US has exceeded harvest since the 1940’s. Today, we have more trees than any time in the past 100 years.
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A couple from Bristol who had trouble selling their house, found out they had an original Banksy on their wall, and received twice the asking price by selling the painting with a house attached.
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