What is GIS?
A geographic information system (GIS) allows us to view, understand, question, interpret, and visualize data in many ways that reveal relationships, patterns, and trends in the form of maps, globes, reports, and charts. More
GIS News
Your Health Depends on Where You Live
An inspiring TEDMED talk about GeoMedicine.
Space: It's Still a Frontier
--New York Times
Try GIS
Make a Map
Make interactive demographic maps and share them.
Explore Your GeoMedical History
Toxic chemicals and heart attack rates for places you've lived.
Virtual Globe
Use ArcGIS Explorer (free) to combine your spatial data with free map services.