To BBC or Not to BBC - I have always wondered what the hell BBC was in my email account. I have only used CC once, and never really understood the difference between CC and BCC. This is a good article to clear it up.

9 Effective Ways to Get 200% More Work Done - Another great article from the Ririan Project. The Riran Project is productivity blog with less frequent posts (2-3 per week), but long interesting articles. 

Mechanical Pencil Shooter - on a less serious note, this little toy could make for interesting office wars.