The Week In Numbers: GMO Safety Testing, Guinea Worm Infections, And More

Golden Rice Compared to regular white rice, "golden" rice, at the top, has been genetically modified to produce beta carotene, a precursor to vitamin A. International Rice Research Institute via Wikipedia 1,700: the number of peer-reviewed safety studies that GMO foods have undergone. Learn more about the research behind GMOs in this month's Popular Science. $550: how much it will cost you to build a drivable tank for your goldfish. So worth it. 16 years: how long this new prototype hormonal bir...