TruckWings, the aerodynamic panels that help fleets improve fuel efficiency by reducing drag, recently surpassed a combined 1 billion miles on the road. This accomplishment comes just seven years ...

The key to any hustle is a believable story. It’s no different with fuel-saving flimflams, which often claim to exploit some small, overlooked factor that automakers or oil companies don’t want you to ...

DETROIT - Amid growing criticism of gas-guzzling sport utility vehicles, General Motors Corp. said today it would add new fuel-saving technology to most of its SUVs and pickup trucks. GM, the world's ...

With gas prices putting a strain on most Americans’ budgets, it’s tempting to try to save on fuel. The problem is that some of the most common fuel-saving hacks may not actually work. Read Next: I ...