It's no wonder that many Americans are still confused about the conversion from analog to digital TV service, which began yesterday and is due to wrap up on June 12. Even the news media is confused. For example, an AP article on the transition included the following bit of misinformation:
In addition, many households will find that they need new antennas. Digital signals generally come in better than analog ones, but they are not received well by some older antennas.
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.