Researchers have created the tiniest laser since its invention nearly 50 years ago, paving the way for a host of innovations, including superfast computers that use light instead of electrons to process information, advanced sensors and imaging.
http://www.purdue.edu/discoverypark/news.php?id=257&center=1

Hand Held Laser Show – Like Laser Mini projectors bliss systems but in your hand and portable.

Here is a video shot in Hollywood at the Giant Club