Manufacturing is increasingly being done with robotic power tools that cost tens of thousands of dollars. They're known as CNC or computer-numerical-control machines. A California company is making low-cost CNC machines that will help in the classroom.
Radio reporter and podcast producer Jon Kalish is based in Manhattan and has been a freelance contributor to WNYC since 1980. For links to radio docs, podcasts and stories by Jon Kalish, visit his Tumblr page here.