Check out the top SEO, search engine and Internet marketing industry news stories from around the Web this week.

Google+ Adds Mutual Circle Chat
Now Google Chat users no longer need someone’s email to chat with them on Google+. On Google+, you can now chat with anyone who is in your circles who also has you in their circles.

comScore Releases October 2011 U.S. Search Engine Rankings
A leader in measuring the digital world, comScore, released its monthly comScore qSearch analysis of the U.S. search marketplace.

Yahoo Site Explorer Closing Down Monday, November 21
Yahoo is officialy closing down Yahoo Site Explorer as of today, November 21, 2011.

Google+ Pages Give the Social Network Another Big Traffic Push
According to a report from Experian Hitwise, Google+ received a massive push last week. The site received 5% more traffic than the previous week and 25% more than the same week in October due to the announcement of Google+ Pages.

Google Launches Music Store, Artist Hub and More
Google recently unveiled its Google Music program which offers several new music features for consumers and artists.