Are We Alone?
Stephen Hawking sets three volunteers a series of fun challenges to show them how to think like a genius – and find out how likely it is that aliens exist.
More Episodes
Where Are We?
Can three volunteers measure the solar system and universe to find out where we are?
What Are We?
Three volunteers set out to find an amazing realization about the nature of life itself.
Where Did the Universe Come From?
The group experiments with cars and balloons to understand the origin of the universe.
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