Online Encyclopedia

Search over 40,000 articles from four encyclopedias, including the original, classic Encyclopedia Britannica, 11th Edition.

This site provides totally FREE access to several encyclopedias, from historical to modern, including:

The 1911 and 1889 versions of Encyclopedia Britannica are published here as a community project where anybody can edit/correct articles and add comments about the original encyclopedia articles. Thousands of corrections have already been posted and hundreds of user comments have been published. Thank you for your support and contributions.

This Online Encyclopedia was originally based on the 11th Edition Encyclopedia Britannica, first published in 1911. This historically significant reference work is, arguably, the last general encyclopedia to offer articles in such extreme depth. Over 320 historians, 250 ministers, and many diplomats, theologians, scientists, and government officials from around the world personally wrote this encyclopedia's articles, totaling more than 44 million words!

Diets and Health

Job and Employment

Computer Science Resources

Healthy Habits

Photography Resource

Biographies of Famous People - Part 2

Company Profiles

Japanese American Info

American Crime

Being Fit and Strong

Environmental Info

Healthy Aging

Biographies of Famous People

Populism History

Psychology Resource

Coding and Programming

Biographies of Famous People - Part 3

Making Money Online

Forensic Encyclopedia

Security Resource and Encyclopedia

Diseases

Government in America


Other Encyclopedias:
Law Encyclopedia
American Law and Legal Encyclopedia
Encyclopedia of Science
Encyclopedia of Science and 6 volumes of the History of Ideas
Famous Biographies
Encyclopedia of Famous Biographies
Movie Reviews
Thousands of Movie Reviews
Webster's Family Encyclopedia
All Volumes of 21st Century Webster's Family Encyclopedia
Company Profiles
Business information, company history, and profiles
Finance: Accounting, Business & International Finance
Famous financial topics: Black Monday, International Monetary Fund, World Bank, and more.