If you use Google for research (and who doesn't?) you should check out Secret Google Tips for Researchers.
It's a series of 10-minute videos that CBC Technology reporter Tod Maffin is running this week on InsidetheCBC.com, the CBC's official blog.
The videos are full of great tips about how to use Google more effectively. I guarantee you'll find something that you'll start using right away.
The series started on Dec 3, and continues for the rest of this week.