Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

The reality is that like almost every component under the hood, a car battery has a finite lifespan and will conk out on you eventually. Weather conditions, corrosion, electrical shorts, charging ...

If your bike didn't start up this morning, or if you are simply wondering how to check the condition of your old battery before it gives out on you, the answer lies ahead. There are many ways to test ...

Every car needs a battery to help it start and power its electronics. Here's how many volts this all-important component actually generates.

Learn what common battery tester errors mean, why they occur, and how to fix them to ensure accurate diagnostics and avoid ...

Key elements that drive a battery-cell tester. Three main architectures used to construct a tester. Battery-cell testers are commercially available at many different levels of performance. Performance ...