Wolfram Research

Gridded World Population Density

UN-adjusted gridded world population density for the years 2000, 2005, 2010, and 2015

Project Tycho Level 1 Data

Data from all weekly notifiable disease reports for the United States dating back to 1888. Level 1 data have been custom tailored for specific analyses.

Commuter-Adjusted Daytime Population by U.S. State

2006-2010 data on daytime commuting patterns in the U.S.