The laser cutting tool mentioned in the Discover magazine is called
the VersaLaser Universal Laser Systems. Frank Scarpone System
According to the article, images can be sent to the laser via a
computer and USB port. It can cut a line as narrow as five-thousands
of an inch wide. It can cut up to a quarter inch of wood and can
cut or engrave plastic, fabric, leather, glass, ceramic, stone,
rubber and chocolate or cheese.