We knew that 3D printing was changing our day-to-day lives on Earth. What’s becoming more and more obvious is that it’s also changing our chances for survival, here and beyond. This week in 3D printing, we saw a man get a new skull, a woman saved with a new spine, blood vessel proof-of-concept prints, and a couple of huge breakthroughs in the print-in-space race. So buckle up, because where we’re going, we don’t need roads (or… injection molding).<\/p>\n