It seems plenty of people want to abandon the Earth. Interest in leaving the home world for a new start on Mars has never been greater and was one of the hot topics at the recent BBC Future World-Changing Ideas Summit in New York.

There is even evidence to suggest it may one day happen. Nasa is tooling-up for production of its new heavy launch vehicle, the Space Launch System (SLS), capable of conveying humans beyond Earth orbit; Mars One has recruited hundreds of volunteers for its reality-TV-funded one-way-trip to the Red Planet and the Mars Society is stepping-up its studies into what it takes to be a Martian.

Admirable idea, but doomed to failure - unless Mars can rapidly be terraformed, which is highly unlikely given our current level of technology.  To read more and view the video, click here.