Bolivia is primarily known for two things: being the poorest country in South America, and having a president with a terrible haircut. However, it might soon be known for a third thing: lithium. Turns out Bolivia has the world's largest reserves of the light metal, and according to Foreign Policy, that positions Bolivia as the Saudi Arabia of our carbon-less, battery-powered future.
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.