This is a very simple but useful project, strobe navigation lights for rc airplanes, or you can adjust the flashing time and make it a warning light for a forklift or even a turn signal light for a ...

Cell-sized robots can sense temperature, make decisions, and move autonomously using nanowatts of power—no external control ...

Fresnel lenses are designed so their light can be pointed in just one direction, meaning drivers in a lane may see only the ...

Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...

Festive colour schemes often rely on red and green. Red, however, is widely reported to be the most uncomfortable colour. One ...

I've completely swapped my home over to LED lights, and for the most part, I love it. The energy savings are real, and I'm a sucker for all the smart color changing tes. But my biggest grievance is ...

Each year, CBS News Chicago remembers some of the many people who made the city tick through a variety of talents and achievements. Here are 62 people whose memories Chicago is honoring in 2025.

Wolves, bears, cougars and coyotes are important parts of ecosystems of the West — and a pain in the rump roast for people who raise livestock there. Carnivores sometimes prey on cattle and sheep in ...

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...