On a trip to Beijing three years ago, artist Daan Roosegaarde looked at a sample of the city’s notorious air pollution and got inspired. The tiny black particles were mostly carbon; carbon, at high ...
In an age when you can get just about anything online, it’s probably no surprise that you can buy a diamond-making machine for $200,000 on Chinese eCommerce site Alibaba. If, like me, you haven’t been ...
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