If you’re a serious cyclist, you probably like to keep track of how far you ride. You can use a GPS app on your phone or your smartwatch to monitor how far you’re traveling, but it’s not always easy ...

You can use speedometer apps on your Android smartphone to find out the speed of your car, bike, or other vehicle. Speedometer apps tell you the current speed, average speed, over-speed alerts, trip ...

As part of an odometry project in progress, I discovered that a digital bicycle speedometer, the bike computer, seemed to be the perfect pick for some tinkering. I looked for a cheap version online, ...