Finally someone has come out with a pen that can literally draw in any colour! Introducing Scribble, although not yet available you can go over to Kickstarter and help get this off the ground. However they are being sold for $150, so if its something you see yourself using get there now!
The pen has a RGB sensor in it with a 5-colour ink cartridge which will allow you to use any colour you can see!
Read the full article here.
Found on: IFL Science