The Arduino Emergency Assistive Device is a simple and low-cost embedded system designed to provide a local emergency alert. The system uses an Arduino UNO, push button, potentiometer, LED, buzzer, ...

From power buttons to keyboards and touchscreens, this crossword is all about the controls we use every day. Expect familiar tech words, clever clues and a satisfying challenge that stays fun without ...

On "Hacker News," a bulletin board where engineers and entrepreneurs from around the world gather, technical news and ...

How did a man fall from a 47 storey skyscraper and survive?

Smartphones may give us an easy access to a light source, but for seeing objects at a distance or brightening a workspace in places like the attic or under the sink, you need the power and range of a ...

Raspberry Pi's $30 Smart Display Module slots Compute Module 5 into Intel SDM displays for cable-free 4K signage, digital ...

As our beauty editor, I’m often asked by my friends about LED face masks. Do they actually work? The short answer is yes, but there are some caveats. These devices use various wavelengths, with red ...

It even lets you randomly pick from a genre, if you're feeling indecisive.

As a company, NanoLeaf has been producing modular lights that can be easily snapped together into various geometric shapes for around a decade. Similar to the addressable LED light strips many of us ...

Researchers at Lund University have developed a new type of light-emitting diode based on thin, branched nanowires that could offer significantly higher efficiency and lower production costs than ...

Advances in technology have given us more powerful and versatile scripting languages, such as PowerShell and JavaScript. These languages offer broader capabilities and are better suited for modern web ...

Turn animated GIFs into playable animations for a NeoPixel-compatible LED matrix. The project combines a browser-based editor with MicroPython firmware that serves the editor, stores animation data on ...