From your very first blinking LED to dazzling multi-color sequences, Arduino makes it easy to bring light to life. With just a board, a few LEDs, and some code, you can experiment with patterns, ...

Arduino projects can quickly run into performance and memory limits, but smart coding techniques keep them fast and reliable. From fine-tuning variables to mastering debugging tools, these methods ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for analog circuits, but can fall short with programmable logic. Tools like ...

Last year, just before the Fourth of July holiday, the US Space Force officially took ownership of a new operating system for the GPS navigation network, raising hopes that one of the military’s most ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

We've all heard that "if you want something done right, you have to do it yourself." And that’s usually fine when it comes to ...

The top video conferencing services we've tested help you stay connected and communicate with clients, team members, and anyone else, no matter where you are. I've been writing about technology for ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

The 2026 tax season is well underway, with less than a month until the April 15 deadline. Close to 90% of filers expect a refund, according to a new LendingTree survey, and a third of them plan to use ...

If you’re feeling stiff and uncomfortable while working at a sedentary job, there are exercises you can do without even leaving your desk that can leave you feeling refreshed. Work-related health ...

Sierra Co-Founder and CEO Bret Taylor examines how the rollout of AI agents is reshaping the outlook for legacy software firms following recent market volatility. Photo: WSJ Leadership Institute ...