We’re going to go ahead and write this one because it’s all kinds of interesting, but know that we are doing so with all kinds of skepticism, fair readers. Because anytime anyone claims to have created inexpensive synthetic fuel that will burn in conventional automobile engines with no carbon emissions, you simply have to be on your guard. Nonetheless, UK-based Cella Energy claims to have done exactly that by devising a hydrogen-based synthetic fuel that could replace gasoline in cars.
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.