Calculating Speed, Distance, and Time Calculating ground speed, be it in knots or mph, can be done by finding the distance traveled and the time it took to travel that distance.

The California High Speed Rail Authority conducted computer simulations, know as a train performance calculator, earlier this year to show that it can meet the 2 hour 40 minute trip time between ...

We invited three elite runners to run on the world’s fastest treadmill to examine the differences between running fast and running far (but still pretty fast).