A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

With Christmas a little over two weeks ago, one might be scrambling to find a gift for a loved one, friend, or family member. If you’re familiar with Arduino or Raspberry Pi and have a free weekend, ...

Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components. This step-by-step guide demonstrates how to construct the engine, build a ...

This is a very simple but useful project, strobe navigation lights for rc airplanes, or you can adjust the flashing time and ...

Using ultracold atoms and laser light, researchers recreated the behavior of a Josephson junction—an essential component of ...

It’s not just for lefty conspiracy theorists anymore. Could San Francisco use eminent domain to break up with PG&E and ...

The industry is now entering the next era by embedding AI directly into the software field teams’ use every day. The step ...

San Francisco is the first city to deploy the bins, which are designed to provide safe and free battery recycling to ...

Discover the insights from the ET CIO virtual summit on 'Data & Analytics in the Agentic Era.' Learn how intelligent ...

Single-phase power factor correction (PFC) circuits?a kind of front-end AC/DC converters?are ubiquitous in a variety of consumer electronic devices, including laptop adapters, LED driver power ...

In work that melds the natural with the technological, he foregrounds entanglements shaped by looping currents of life, ...

Through a recent notice, the Undergraduate Medical Education Board (UGMEB) of the National Medical Commission (NMC) has ...