Global warming? While the tree- huggers clamor over ex-Vice President Gore's global temperature scare, we'll lay odds that when summer arrives, car crafters will be more concerned about engine warming ...

A Stirling engine is an external combustion engine that runs on the expansion and contraction of gas within a sealed system. In this video, we break down how it works, from heating and cooling cycles ...

Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics to keep the pistons moving and your wheels turning. Of those systems and ...