There's no question that highway miles are better for your car than the same number of city miles. What's interesting are all ...

In this video, we use a 60,000 psi waterjet cutter to cut open a car battery and an alternator. The contents of the car battery reveal unexpected insights, and the cutting of the alternator highlights ...

In this video, I restore a rusty alternator that was previously tested and found to be functional. The project focuses on ...

If you own a classic car, you know the ultimate mood killer is when the battery dies from being idle for too long. Well, here's how to fix that.

Over on YouTube our hacker [VIP Love Secretary] shows us how to make a simple MOSFET tester. This is a really neat, useful, elegant, and simple hack, but the video is kind of terrible. We found ...