Here's how car speedometers calculate how fast your vehicle is going. And here's why they may not always be accurate.

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE ...

GRIFFITH, Australia—At a tiny airport in the Australian countryside last month, a small plane took off carrying a device that could transform how U.S. drones, aircraft and ships navigate across future ...

In this GPS Locators guide, we'll explain everything you need to know about finding your team's GPS Locators, and how to best use the GPS Locators to your advantage. Looking for something in ...

With location and activity tracking, the top pet trackers and GPS collars we've tested can help ensure your dog or cat is both safe and healthy. Find out which one is right for your furry companion. I ...

This might be one of the simplest and most satisfying Arduino projects around. All that is needed are four wires, a cheap GPS unit, and an Arduino. In this particular example I use the SoftwareSerial ...

The SparkFun Mini GPS Shield equips your Arduino with access to a GPS module, µSD memory card socket, and all of the other peripherals you'll need to turn your Arduino into a position-tracking, ...