Just in time for Halloween, the Pacman Nebula appears to have grown some spooky fangs. While this giant cloud of gas and dust typically displays the more...

Google+ arrives on Google Apps. At long last

Google + — the web giant’s fledgling social network — is now available to businesses, universities, and schools using Google Apps.

When Mountain View first unveiled its Facebook rival in late June, those with Google accounts tied to the Google Apps suite — a collection of online office applications — were not permitted on the social network. Now, they are — if their administrator activates the service within their particular organization. Once the admin switch is flipped, individual users can sign up at google.com/+.

Google+ is also available to any...