Homelessness is a global problem, but researchers think they may have the solution: 3D printing. These small, affordable homes are made of printed pieces and come ready to assemble. Putting them together takes less than a day, and the price is only estimated at around $4,000. Could you live in one of these 3D-printed houses?
Watch next video Flying cars, doctors using games to hone their skills, AI makes Mona Lisa speak