What happens when you combine an Arduino-based microcontroller with a palm-sized aluminum box and clicky buttons? A fidget ...

The average car speedometer may be off by a few mph There are several GPS and 3rd party apps that show your actual speed The speedometer, of course, tells you how fast or slow your car is moving when ...

I use bicycle speedometers on my five old Harley Sportsters. They’re smaller, lighter, and far more accurate than a mechanical speedometer. I tried several brands over the years, but have found an ...

For some, Halloween is starting to rival Christmas for setting up elaborate holiday decorations. Homeowners now spend many hours─and sometimes dollars─creating ghoulish displays of lit pumpkins, ...

Don't miss out on our latest stories. Add PCMag as a preferred source on Google. Qualcomm wants to expand accessibility to its technologies, and its next step in that mission is buying popular ...

Over the last decade, the open-source movement has not only transformed the world of software, but also catalyzed a sweeping revolution in hardware tinkering. At the heart of this shift lies a ...

Given the fact that satellites orbit amongst one another at thousands of miles per hour, it's vitally important to know exactly how fast they're going, in order to avoid collisions. A new device ...

(Nanowerk News) Researchers at Los Alamos National Laboratory and the United States Air Force Academy have developed a novel instrument called the Spacecraft Speedometer — a compact, ...