Most home devices never fully turn off; they just go quiet while still drawing power. I tested mine, and the biggest offender ...

This started out as a feel-good article about another great experience I had with Tesla's extraordinary service program. But it morphed into a detective story that apparently solves the mystery of why ...

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Thought AT&T's Zero charger was going to cruise along with no competition? No sirree. Ventev has shown up here in Las Vegas to launch its (seemingly superior) competitor, the EcoCharge. Designed to ...

The Tesla Model S, for all its technical and design artistry, has a dirty little secret: the car has a substantial appetite for kilowatt-hours even when turned off and parked. Since the Model S was ...