Arduino bringt ein Entwicklerpaket für Matter heraus. Das Bundle kombiniert Nano-Mikrocontroller, Sensoren und Lernmaterial ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Today we are going to create a strobe light for the tips of the wings of an rc airplane using a 555 timer (NE 555 or lm 555 IC) this circuit is very easy to make with few components and most ...

Gaming PCs One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool' Gaming Keyboards As an ergonomic keyboard skeptic ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

A nanoimprint technique exploiting capillary forces in nanohole arrays enables patterning CdSe-based quantum-dot LEDs with a resolution of nearly 170,000 pixels per inch while maintaining high average ...

In einer Welt, in der Technologie Kinderzimmer erobert, sind programmierbare Roboter nicht nur Spielzeug, sondern Tor zu digitalem Verständnis und Kreativität. Unsere erfahrenen Expertin Stefanie, ...