Encyclopedias Directory
Highly respected encyclopedia in publication since 1768. Features over 100,000 scholarly articles.
britannica.com – Encyclopedia
10,000 articles on Catholic history, interests, and doctrine.
newadvent.org – Religion
Columbia’s encyclopedia offers 57,000 entries.
infoplease.com – Encyclopedia
Features 20,000 topics and 2,500 images. Search field at bottom of page.
computerlanguage.com – Computers
Premier encyclopedia covering mythology, folklore, and religion.
pantheon.org – Mythology
Database cataloging information on thousands of known species.
eol.org – Biology
Hundreds of original contributions by philosophy experts and volunteers.
iep.utm.edu – Philosophy
Collection of signs and ideograms grouped by graphic characteristics.
symbols.com – Symbols
Over 300,000 articles from sources like Oxford University Press and Columbia Encyclopedia.
encyclopedia.com
Digital collection of scientific and cultural texts, images, videos, and sounds.
europeana.eu
Source for easy-to-understand explanations of how things work.
howstuffworks.com – Science
Diseases, symptoms, injuries, and more with photographs and illustrations.
medlineplus.gov – Medical
Encyclopedia aggregator. Sources include Columbia Encyclopedia and Wikipedia.
reference.com – Aggregator
Hundreds of refereed encyclopedia entries.
plato.stanford.edu – Philosophy
More than 19,500 bilingual articles as well as timelines, classroom resources, and quizzes.
thecanadianencyclopedia.ca
Encyclopedia of more than 3,000 famous people and fictional characters.
who2.com – Famous People
Encyclopedia authored and edited by users. Features over 6,000,000 English entries.
wikipedia.org – Encyclopedia
Trustworthy, professionally-authored encyclopedia in print since 1917. Subscription required.
worldbook.com – Encyclopedia
Archive of cultural heritage artifacts from libraries, archives, and museums around the world.
loc.gov – Encyclopedia