Running an internal combustion engine is, speaking in terms of energy use, expensive. Even the most efficient gas-run engines use only about 38 percent of the stored energy of gas for powering the vehicle – the rest becomes waste heat. Engines are designed to operate within a relatively narrow range of temperatures, and if an Read on! →

If you’re feeling somewhat adventurous, there are a number of DIY solutions at your disposal when simple repairs are needed to get your rig up and running. Thankfully, Mike Allen of Popular Mechanics has a few offbeat auto fix-it ideas you can use. Offbeat auto fix No. 1: Trouble with a fussy fuse box Allen Read on! →