We earn commissions from purchases you make using links in our articles. Learn more. Anyone who works on their car should have a multimeter, but they come in handy around the house too. Whether you ...

A continuity tester that indicates the resistance of, say, PCB traces with musically-related tones, whose pitch changes with ...

Learn how to diagnose and properly install a one-wire alternator with higher amperage in this easy-to-follow guide. Whether you're upgrading your electrical system or replacing a faulty alternator, ...

The key to identifying the location of an ESD source is by measuring the time of arrival between the two antennas.

Carley Millhone is a writer and editor based in the Midwest who covers health, women's wellness, and travel. Her work has appeared in publications like SELF, Greatist, and PureWow. Jay N. Yepuri, MD, ...

I have a drawer full of USB cables and every time I want to connect a device, I have to try them out. USB-C was supposed to ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Julia is the associate news editor for Health, where she edits and publishes news articles on trending health and wellness topics. Her work has been featured in The Heights, an independent student ...

We live in interesting times, so all EV owners should have at least one adapter at hand. But which one? Let us explain.

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...

The Ting Smart Sensor quietly monitors your home wiring for potential hazards. Here's how it fared in my house.