There’s a part you’ll find in almost every mains powered switch mode power supply that might at first appear to have only one application. An optocoupler sits between the low voltage ...

The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...

Researchers achieve the first complete 2D flash chip, which can be programmed in 20 nanoseconds with minimal energy ...

Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components ...

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 ...

Discover the step-by-step process of creating a powerful music reactive LED strip circuit in this comprehensive tutorial. This video will guide you through the essential components and techniques ...

At least four people are dead after torrential rainfall and flooding in Arizona that officials described Saturday as catastrophic. Three of the deaths were in the small community of Globe, Gila County ...

At least three people have died after heavy rain and flash flooding lashed Chattanooga, Tennessee, overnight Tuesday and shut down interstates, stranded cars and prompted swift-water rescues. A family ...

Torrential downpours led to massive flooding across the Northeast on Thursday as hundreds of flights were canceled or delayed and vehicles traveling during rush hour were caught in the deluge. Photos ...

As much as 6 inches of rain deluged parts of the Lehigh Valley on Monday night as storms made their way through the region, leading to flash flooding that closed roads and prompted water rescues.