NASA Unveils 3-D Printed Habitat Challenge

NASA has announced its 3-D Printed Habitat Challenge, a competition to create 3D printed space habitats for future interplanetary travelers. The program co-ordinates with the interest that people like Richard Branson and Elon Musk have in colonizing Mars. A total of $2.25 million in prizes is on offer, reports First Post. The heart of the program…