In a recent blog post from the Monkey Cage section on the Washington Post has suggested that advanced 3D printing technology is capable of printing advanced weapons and even nuclear bombs. The article is full of half truths mixed with a healthy dose of fantasy and creative writing. The pair of writers responsible clearly have no real understanding of the technology that they are writing about. You can read more about this story over on 3DPrint.com: http://3dprint.com/99382/3d-printed-nuclear-weapons/