Recorded on June 17, 2013. John Biggs invites us into his workshop and gives a nice rundown and demo of the Form 1 3D Printer. Differing from the MakerBot which uses an additive process, Form 1 ...

But it's not Star Trek replicator magic. 3D printing is based on actual science, and The Engineering Guy gives a clear, step-by-step lesson in how at least one version of that science works.