If you want to check up certain information on the internet, Wikipedia is probably a good place to start with. For example, if you take a look at Office 2007, Wikipedia does have a good amount of details:
Here's a short summary extracted from Wikipedia:
"The 2007 Microsoft Office System, also known as Microsoft Office 2007, is Microsoft's next release of its productivity suite, slated to replace Microsoft Office 2003. Microsoft Office 2007, formerly known as Office 12 in the initial stages of its beta cycle, is scheduled to be released in November 2006 for volume licensing customers and in the beginning of 2007 in retail. Microsoft plans to include several new features and improvements in Office 2007, including a new graphical user interface, the Ribbon, replacing the former menus, toolbars and many task panes."