Elevation Earth is a universal iOS app (US$2.99) that displays a 3D model of our planet. You can manipulate your location with finger movements on the screen while rotating and zooming into Earth ...

Thank you to GEB reader ‘DJ’ for suggesting this idea in the comments of our post on simulating lakes. It turns out that the algorithm for drawing contours given a regular array of altitude data is ...

NASA and Japan released a new digital topographic map of Earth Monday that covers more of our planet than ever before. The map was produced with detailed measurements from NASA’s Terra spacecraft. The ...

Google enhanced its Google Maps service by making elevation data now available for cyclists or bike enthusiasts, providing better details on what is up ahead of their bike routes. Research says the ...