Sweeping new regulations will change how cars look, sound and run. The goal is to make them more “agile, competitive, safer ...

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 ...

This universal battery tester couldn't be easier to use, and is a great way to determine which ones are still good.