We install a simple engine heat exchanger that turns wasted engine heat into warm air for the cabin. It runs whenever the engine is on, costs almost nothing to operate, and adds serious comfort in ...

The joy of turbocharging sometimes brings with it as many problems as benefits. From space constraints regarding necessary supporting components to traction issues to a dreaded increase in underhood ...

Engines rarely fail without warning. They wear out early because small, cheap maintenance jobs are skipped until minor neglect becomes major damage. By focusing on a handful of simple, repeatable ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...