This engineer titled his 2024 retrospective “interconnected themes galore.” Both new and expanded connections can lead to ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

This resource provides clear explanations of how switching regulators work and how voltage boosting is achieved efficiently ...

Bluetooth Low Energy (BLE) radio chips are ubiquitous from Raspberry Pi to lightbulbs. BLE is an elaborate technology with a comprehensive specification, but the basics are quite accessible. A ...

We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...

A movement to help students understand rather than memorize has had sprawling effects, including pushback on teaching methods ...

Many of us have them, few of us really hack on them: well, here we’re talking about large home appliances. [Severin von Wnuck ...

CES 2026 is just around the corner and we will be there again. Here, we look back at our 2025 coverage, which was very ...

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This project implements a simple stack-based programming language (inspired by MOUSE) on an Arduino UNO. It provides a basic interactive environment with a text editor, low-resolution graphics, and ...

Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.