Google Maps travel time accuracy: How exactly does it know the distance and time of your trip

Google Maps estimates travel time using a blend of technology and data. It calculates distance, considers speed limits, and ...
Android Police

7 best speedometer apps to keep you on the road and without a ticket

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 ...
The New York Times

How Speed and Distance Dictate How Olympians Run

The fastest Olympic sprint was Usain Bolt’s 100 meters at the London Games, averaging more than 23 miles per hour for 9.63 seconds. Marathoners, who run for two hours, top out around half of Bolt’s ...