There are several approaches you can take to find your Mac's serial number.
Internet Explorer resumed growth in browser usage in March, reversing a years-long slide at least for now. IE9 in particular grew fast, but Microsoft is weak in mobile browsing.
New AT&T survey asks about iPhone 3G, GPS, MMS, third-party app support
After installing the latest version of OS X, a few people have found some programs (iLife applications in particular) will not launch.
Sometimes people may find an application missing that was included with the OS X installation. If this happens there are several ways to restore the missing application.
Sync, recognition, battery, and restore issues
Want a job at an Apple store: a follow-up
An ongoing issue with Adobe Photoshop CS5 that a few people are experiencing is the menu items will not work and instead will appear greyed out after a while of using the program. In some instances only a subset of menu options will be inactive, but in other instances the full menu set will not work.
Our Weekly Utilities Update report is a list of all the updates for many Mac utilities that have been released in the past week.
Apple's latest bout of knowledgebase updates includes a number of small pointers for people using their iPhones.