What might aliens look like‪?‬ Naked Astronomy, from the Naked Scientists

This month on Naked Astronomy, we're waxing lyrical about aliens. What might they look like? Can we apply the principles of biology to other worlds? To do that, Ben McAllister and Adam Murphy were joined by Arik Kershenbaum to chat about alien evolution... Like this podcast? Please help us by supporting the Naked Scientists