Measuring distances "as the crow flies" on Google Maps just got easier with a hidden feature in the mobile app. While most ...

Dear Tom,What is the formula for calculating the distance of a lightning flash when you know the number of seconds between seeing the flash and hearing the crash of its thunder?Cal Lodgin, Milwauke… ...

After 10 years I think my absence of a mathematical education has finally come to hurt me in a programming setting. I need to calculate the distance between two points on Earth using a Great ...

To calculate distance, speed or time given the other two variables: Draw a formula triangle close formula triangle A tool to help decide which calculation is needed to work out speed, ...

That's all well and good, but it turns out that the different equations I explored for calculating the distance between two points requires the atan2() function, which isn't part of bc. Rather than ...