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We'll admit, the Segway may not be the one of the most well-thought-out products of all time, but it serves its purpose for those that like to draw attention at California beaches or those who just need to scoot around in New York City without moving their legs. So it comes as quite a surprise that TIME magazine lists the Segway amongst the "50 Worst Inventions" of all time.

Before you think we've gone crazy, let's make clear that this is a post about a serious report published in Nature Geoscience. According to this report, lead that was expelled to the atmosphere through exhaust gases stimulated the growth of clouds. Larger clouds imply less solar radiation, which has a definitive cool effect. Investigators from Switzerland, Germany and the U.S. "captured" clouds on some mountains and compared them to artificial ones created in laboratories. Their conclusion: if t