How a Dutch Artist Will Suck the Smog Out of Beijing’s Polluted Air

China’s capital is perpetually wreathed in polluted air. Dutch artist Daan Roosegaarde has a solution: get out the vacuum cleaner. For more info: http://science.time.com/2013/10/28/how-a-dutch-artist-will-suck-the-smog-out-of-beijings-polluted-air/