Menlo Park, Calif. - Cuil, a new search engine developed by a team led by an engineer whose last search company was purchased by Google, on Monday launched a beta version of its search site.

San Francisco - Richrelevance, a provider of personalized recommendations for e-commerce businesses, announced on Tuesday that it has raised a $4.2 million second round of venture capital financing, from Greylock Partners and Tugboat Ventures.