Last week Encyclopedia Britannica announced it would stop publishing print editions and go completely digital.

The company's decision to halt the presses after 244 years is a clear sign of the changing times. After only a little more than a decade, crowd-sourced online encyclopedia Wikipedia has become a stand-by for students — and even some scholars — providing free and instant access to nearly four million articles in English, or about 952 volumes of the Encyclopedia Britannica.

This infographic by Open-Site illustrates how Wikipedia has revolutionized research in the 21st century.