Charts & Graphs education The Prospective Student’s Guide to Medieval Universities A handbook for time travelers. View
Charts & Graphs revolutions Color-Coded Revolutions From Iran to Ukraine, revolutions that show their true colors. View
Charts & Graphs book of nature Definitions of Nature Entries from the Oxford English Dictionary. View
Charts & Graphs religion Heretics and Blasphemers Enraging one faith, and sometimes starting another. View
Charts & Graphs book of nature An Inconvenient Truth A thousand years of temperatures in the northern hemisphere. View
Charts & Graphs epidemic Flu Fallout A majority of the estimated 675,000 American deaths from the influenza pandemic of 1918–19 occurred during the second wave, which swept the country throughout the fall of 1918. View
