Gas prices are going up and probably won’t collapse any time soon. But hybrid and electric vehicles remain expensive, niche products. The good news: car engineers have been busy figuring out ways to let basic, entry-level vehicles go farther on a gallon of gas. A lighter body and a less powerful engine can get any car better mileage, not to mention aerodynamic designs and diesel fueling. Here’s a look at some new cars that run on just gas, but not too much.
