It's not easy to be a runner-up in the midsize sedan market especially, as sober-voiced commentators say, in "these economic times." Cue thunder. Inevitably, the Toyota Camry and Honda Accord suck up all the market share, while the up-and-coming Chevrolet Malibu -- and the company that builds it -- steal headlines, offer discounts and win sympathy cash. What's a backfield player like Mazda supposed to do?
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.