Our hacker [John Duffy] wrote in to let us know about a video he put together to explain the design of his open-source multimeter, the HydraMeter. If you’re interested in how the circuitry ...

Most built-in USB ports only deliver about 5 watts of power. By comparison, a typical wall charger gives your phone 4 times ...

The InfiRay P2 Pro has earned a permanent place among my tools thanks to its versatility - and I keep finding new uses for it.

Car parts are made in specific ways to suit specific kinds of cars. That includes batteries, so what can happen if you put ...

Testing a new headlight before you install it can save time, money, and frustration. Whether you’re checking a replacement ...

The InfiRay P2 Pro has earned a permanent place in my toolbox thanks to its versatility, and its deep customization options ...

Olivia Piazza said nearly 65 percent of car seats are not properly installed, which is why they offer free education in the event of an accident.

With numerous car seat options available to parents, a higher price doesn't necessarily mean better protection.

Outfitting your garage for an electric car is easier than you think. Here’s how to convert a traditional garage into an electric-car-friendly garage. Most home charging stations come in two ...

In this video, I show you how to properly install a fire extinguisher in your car—an essential mod for any track build, drift setup, or safety-conscious driver. From bracket placement to ...

Add an Apple CarPlay screen for car or Android Auto in just minutes, no installation required. The Intellidash Plus is discounted at Amazon.