If you would like to guard your office, home or bedroom using a plastic cap firing Raspberry Pi robot turret, you may be interested in a new project published to YouTube this week by Matthias Wandel.

If you are eagerly awaiting the release of the new sequel, Portal 2, which will be hitting store shelves and Steam on April 21st, 2011, this Lego creation will undoubtedly bring back fond memories of ...