Google Knol recently completed its 100,000th publication. If you are contributing to Know, you can now earn awards. Knols with the highest number of page views are awarded “Top Viewed” status as signified by the Top Viewed award icon, listed both by Knol and by author. In second category “Top Pick” awards are denoted with the Top Pick Knol award icon indicating Knols and authors displaying the highest quality of work.
Source:→ Google Blogoscoped