Testing products designed to operate from ac power is not as simple as one might think. Consider a factory with the straight-forward need to manufacture and test the heating element for a toaster.

As occupants of a vehicle—both driving and riding—our list of plug-in gadgets is ever-growing. Gotta charge your laptop on the way to the office? Need a charging port for that. What about that plug-in ...

Don’t worry, it’s not just you. Everyone dropped their first, or likely fortieth, F-bomb when their dad had them hold the spark plug while he hit the kickstarter on their dirt bike. While it might ...

Simply put, getting the maximum power from any race engine is a function of the temperature, pressure and timing of combustion gases in the cylinder. Since it would be expensive and impractical for ...

Pocketable battery packs and solar chargers like Secur SP-6000 are handy for short trips, but keeping an entire family’s worth of gadgets charged for a long weekend requires something more powerful.