Tired of paying for pricey VPNs? With a Raspberry Pi and a bit of know-how, you can host your own VPN for free. I’ll show you exactly how to do it. I’ve been writing about technology since 2012, ...

The Etch A Sketch was never supposed to meet a Raspberry Pi, a camera, or a mathematical algorithm, but here we are. [Tekavou]’s Teka-Cam and TekaSketch are a two-part hack that transforms real photos ...

Arduino Nicla Vision（图1）是一款集成AI的摄像头模块，专为图像分析与处理而设计。该模块采用基于STMicroelectronics VL53LIX飞行时间（ToF）传感器的接近传感器来测量距离。Nicla ...

As anyone who’s made a thing knows, a lot of work goes into bringing something from idea to completion. But there’s also considerable satisfaction in the process. [Willian] recently did exactly that, ...