How could a technology be failing if it performs better and costs less than its competitor? That's probably what plasma TV makers keep asking themselves, and one we're been thinking about since both Pioneer and Vizio pulled out of the business last month. So we asked a few folks in the biz for their thoughts.
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.