This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Stars are the fundamental building blocks of our ...

Berkeley -- A new 3D printer uses light to transform gooey liquids into complex solid objects in only a matter of minutes. Nicknamed the "replicator" by the inventors -- after the Star Trek device ...

3D printing of complex objects typically takes a long time due to the printing process necessarily laying down a large number of 2D layers to build up the object. The process usually wastes a lot of ...