Travel with a visionary new science on a search for life in space, combining the disciplines of atronomy, biology and geology; Explore a bizarre array of technologies proposed by scientists in the hope of traveling faster through space, from spacecraft sporting sails to propulsion engines powered by anti-matter; Experts explain the latest developments in the ultimate space mission - to establish a space colony on Mars; When mankind eventually leaves...

Is Earth the only living planet or does life exist beyond Earth? Where did the spark occur that changed non-living matter into living? Why is Earth the only planet to have plate tectonics? Find the answers to these burning questions and more.

Conditions needed for life are being looked at as part of the exploration of space. Are there conditions elsewhere that would allow life to evolve?