world map

Dense settlements (left) can take advantage of short-range wireless hotspots. Sparse settlements (right) require long-range cellular technology. Images: Digitalglobe.

GIS and Artificial Intelligence Used to Build Facebook’s World Population Map

Troy Lambert

Facebook has used a combination of existing GIS data, high resolution imagery, and artificial intelligence to develop a detailed population map of the world.

Boming Wang draw his map of the world on a chalkboard.

Mastering Geography

Caitlin Dempsey

Here are some people who have amazing memories when it comes to geography.

Composite Map of the Earth at Night, 2012. Source: NASA.

New Map of the Earth’s Night Lights

Caitlin Dempsey

NOAA has released an updated map of the Earth, showing light sources at night from street lights, oil and gas drilling, wildfires, volanic activity, and skyglow.

Mapping the Earth – the Shuttle Radar Topography Mission

Caitlin Dempsey

Space Shuttle Endeavour lifted off on February 11, 2000 and one of its missions is an ambitious mapping of the earth.