The Universe (2007)

S3E5 Alien Faces

They venture high above the clouds, dive into the depths of the seas, and traverse the terrain of our planet. Yet, these aren’t animals you’d encounter on a typical safari. Instead, they are beings from a distant world. Combining scientific knowledge with a dash of creativity, a group of experts invites you on a groundbreaking exploration into the realms of our imagination. Scientists, astrobiologists, and astronomers outline five paths of alien evolution, illustrating how Earth's diverse life forms can illuminate our understanding of life elsewhere in the cosmos.