This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you ...

CES 2026 is just around the corner and we will be there again but, looking back, our 2025 coverage was very popular. Though ...

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We seldom talk about 3D printing lenses because most techniques can’t possibly produce transparent parts of optical quality.