NASA Picks Winners for 3D-Printed Mars Habitat Design Contest

NASA has picked the three winners in a design contest for 3D-printed habitats that could help future astronauts live on Mars. The $25,000 first prize in NASA's 3D-Printed Habitat Challenge Design Competition went to Team Space Exploration Architecture and Clouds Architecture Office for the "Mars Ice House" design, which looks like a translucent, smooth-edged pyramid. The Mars Ice House's ribbed interiors and exteriors glow with diurnally determined hues at various times of sol (Martian