In this video, I demonstrate how to test and install an AC capacitor, providing insights to help save money and prevent ...

The homemade nuclear battery produced up to 2.9 volts overnight, showing how weak tritium light can still charge a capacitor.

Your home devices and appliances quietly suck energy even when not in active use. I found the worst offender and it totally shocked me. Alan Bradley is an experienced commerce, tech and culture writer ...

There was speculation that Donut Lab’s battery was able to discharge energy so quickly because it was a supercapacitor in disguise. So the startup set out to disprove that claim. There was speculation ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

A capacitor is an essential component in many electrical and electronic circuits. It stores and releases electrical energy when needed, helping regulate voltage and maintain power stability. Over time ...

A time domain reflectometer (TDR) measures reflections along a cable. It is similar in principle to radar. To measure those reflections, the TDR transmits an incident signal into the cable and watches ...

Diabetes test strips are an easy way to test your blood sugar, aka your glucose levels. This is important for people with diabetes. The strips work with glucose meters to “read” your blood sugar ...

It Works: Electronics Repair Simulator lets you step into the shoes of an electronics technician and repair damaged devices: receivers, phones, speakers, and more. Solder, diagnose, replace components ...