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 ...

Google Maps has introduced speedometer and speed limits on iOS and CarPlay — more than five years after their debut on Android — to help iPhone users avoid speed ticketing while driving. TechCrunch ...

Weirdly, spaceships have no direct way to gauge their own speed. Luckily, we can use some physics tricks to figure it out.

Add Yahoo as a preferred source to see more of our stories on Google. You see the yellow box, you check the speedometer an then, two weeks later, a ticket lands on your doormat. How? You barely had ...