Main content
The answer to world peace? Alien invasion.
Space scientist Maggie Aderin-Pocock boards Peter Snow's DeLorean and travels through time to the future where she talks about the mathematical probability of aliens and how they would get to Earth.
First broadcast on Peter Snow Returns to the Future, 13 October 2015.
Duration:
This clip is from
More clips from Radio 4 in Four
-
![]()
The growing trend of visible repairing
Duration: 07:05
-
![]()
How much energy do Christmas lights use up?
Duration: 07:16
-
![]()
What are the trends for 2022?
Duration: 05:38
-
![]()
Is a plastic Christmas tree better for the environment?
Duration: 07:10
