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China’s war on garbage is as digitally savvy as the country itself. Think QR codes attached to trash bags that allow a municipal government to trace exactly where its trash comes from.
The effect of modern technology on the human body is a subject of fascination for many scientists. From carpal tunnel syndrome and eye strain to...
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![](http://upload.qianlong.com/2019/0120/1547957172863.jpg "93歲奶奶與孫子成角色扮演\")
