Lines of latitude are imaginary horizontal lines that circle the Earth, helping measure how far north or south a location is ...

It may be helpful to find coordinates on Google Maps if you want to share your exact location. Here's how to do it on your ...

If your farm machinery auto steer or GPS guidance system is tied into a local RTK or Real Time Network (RTN) corrections ...

To use the compass on your iPhone, you simply need to launch the Compass app and calibrate it. Here's what you need to know.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...