Aliens The Big Think

The hunt for aliens is on After a distinguished career in cosmology Professor Martin Rees the astronomer royal has taken up the search for extraterrestrials Looking for aliens is no longer science fiction it is a question thats engaging some of the greatest minds in science As our knowledge of the universe has increased were getting closer to answers Many scientists now think we live in galaxy with a billion Earthlike planets many of which may be teeming with life But what kind of life Has anything evolved into beings we could communicate with This film gets inside the minds of the scientists considering one of the most exciting and profound questions we can ask are we alone in the universe Professor Rees thinks we may have our idea of what an alien is like all wrong If hes right its not organic extraterrestrials we should look for its machines