Learn how to make a simple electric doorbell at home in this step-by-step tutorial. Using everyday materials like cardboard, a DC motor, battery, metal bowls, a clothespeg switch, and basic wiring, ...

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

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.

Scientists have developed a new technique that doubles the amount of hydrogen produced when splitting water molecules with ...

From traditional fuses to eFuses, understanding the advantages, limitations, and use cases of each technology helps engineers ...

I'm a mother of 2 who works in a research lab. These are the STEM-based toys my kids have played with the most over the years ...

If there's an electrical component on the fritz in your car or something that's stopped working entirely, one of the first ...

Helping engineering teams overcome integration, durability, and safety hurdles in harsh environments By Paulius Juskevicius, ...

My daughter loves to camp and go off road. She has become enamored by the old Toyota Land Cruisers from the 1990s.” ...

From wireless chargers and keyboards to smart speakers and streaming devices, here are the best tech accessories to buy in ...