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 ...

Description: Using an Arduino or a micro controller we can generate cool looking patterns with an led strip with addressable LEDs. In this case I'm using an Arduino uno (clone board) and a strip of ...

All the info you need right here ✦ In this occasion I'll make a lighting system to be controlled remotely from my rc using ...

Meshtastic, an open-source firmware for long-range mesh networking, offers an elegant solution. Using LoRa radios allows ...

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 ...

Learn the basics of embedded systems hacking with Arduino, Raspberry Pi & RTOS. Discover GPIO, interrupts, hands-on projects ...

Editor's note: This story includes a video clip showing a use-of-force incident that might be disturbing to watch. San Angelo police Chief Travis Griffith said an officer was suspended Monday after an ...

This article was created in partnership with Ulike to highlight the brand’s ReGlow LED Face Mask. All product information and usage instructions provided by Ulike. If you’re having trouble with acne ...

I am the beauty and fashion commerce writer. There are few beauty devices as popular as LED face masks right now. With versions that offer red light therapy (and in some cases, near-infrared and blue ...

The cuts largely affect Democratic-led states as the two parties fight over the shutdown of the federal government. By Brad Plumer and Maxine Joselow Reporting from Washington The Energy Department ...

A meme of a man blinking repeatedly in disbelief went viral in 2017. Now 39 years old, here’s what he looks like now. Drew Scanlon, from San Francisco, went viral in 2017 for a GIF of him shaking his ...