Google has come with internet encyclopedia where anybody can submit articles of their interest. It has been widely viewed as the company's answer to Wikipedia, which has emerged as one of the Web's leading reference tools by drawing upon the collective wisdom of unpaid anonymous contributors.
Unlike Wikipedia, Know requires the authors to identify themselves to help the audience assess the source's credibility. Google doesn't intent to scree the submissions for accuracy and instead will rely on its search formulas to highlight the articles that readers believe are credible
The contributing author and Google will share any revenue generated from the ads, which are supposed to be related to the topic covered in the knol.
My First Knol:
You can sign up at www.knol.google.com and start ur knols :)