<iframe width="580" height="385" src="https://www.youtube.com/embed/KYE37IfL-Fw?autoplay=1" frameborder="0" allowfullscreen></iframe> <br>Could these homes, once designed for life on Mars, solve the housing crisis? For more videos from BBC REEL, visit: http://www.bbc.com/reel/ #bbcreel #bbc ... <br><a href="https://www.youtube.com/watch?v=KYE37IfL-Fw">source</a>