It's not just phones that have gotten smart. Also showing signs of intelligence are the once humble radar detector and the lojack system that will help you find the laptop you left in your car.
Propane, the same stuff in our gas grills, also powers our cars? Southern cops are saying yes. Propane is an interesting fuel--liquid at near-room temperature, with relatively cheap refueling. The alternative--CNG and LNG--also have a case to make.
The Danforth Plant Science Center in Missouri is a cutting-edge lab for developing tomorrow's biofuels.