Building Cars Out of Batteries Isn’t as Crazy as It Sounds

The high cost and limited range of electric vehicles can make them a tough sell, and their costliest and most limiting component are their batteries. But batteries also open up…

Once a Joke, Battery-Powered Airplanes Near Reality

Last month Siemens and EADS demonstrated a new gas-electric vehicle capable of carrying two people and their luggage 900 kilometers — roughly the distance from New York to Detroit —…