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.

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

By combining psilocybin with a modified rabies virus that tracks neural connections, they mapped how networks change after a ...

A research group has developed a novel and highly accessible technology for producing uniform biomolecular condensates using ...

These light up paper circuit cards were much easier to make than I expected and only need a few inexpensive materials.

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

A new battery technology has been developed that delivers significantly higher energy storage—enough to alleviate EV range ...

Microscopic fibers secretly shape how every organ in the body works, yet they’ve been notoriously hard to study—until now. A new imaging technique called ComSLI reveals hidden fiber orientations in ...

For decades, Parkinson’s disease has been framed as a straightforward story about dying brain cells and dwindling dopamine. A ...

LED Christmas lights may be efficient, but can you use them worry-free? We talked to an expert about how proper usage and ...

Visible light can be used to create electrodes from conductive plastics completely without hazardous chemicals. This is shown ...

A research group led by Professor Hiroaki SUZUKI and Takeshi HAYAKAWA from the Faculty of Science and Engineering at Chuo University, graduate student Zhitai HUANG, graduate students Kanji KANEKO (at ...