Eurêka Thematic Encyclopedia (in English)

Eureka is an experimental, user-generated lexicon of human understanding -- including concise entries on everything from the Big Bang to the End of Days, from the Norman Conquest to war in Iraq, from cave paintings to ready-made art! Over 300,000 entries covering culture, history, science, technology, and more, Eureka is the ultimate quick reference.

Eureka is an on-line resource, created as a wiki. You can consult it at http://www.ultralingua.com/eureka/. Or, click on a letter below to view the alphabetic index.

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