Absent the creation of a personalized, living avatar, computer simulations will go a long way toward helping doctors figure out what to do about your health. Sophisticated models will be able to look at your heart and predict future coronary problems, for instance. Researchers at the University of Pennsylvania are designing new simulations with virtual blood, improving the prospects for this type of tech.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.