In a move widely seen as the Silicon Valley behemoth's answer to Wikipedia, this week Google opened Knol, its own user-generated encyclopedia, to the public.
Unlike Wikipedia, people who write entries on Google's encyclopedia are identified and could even earn a profit from their articles with ads. The more times the article is viewed, the more an author can get paid. Google, of course, gets a cut of the profits.
"The key principle behind Knol is authorship. Every knol will have an author (or...Full Story