If aliens invaded, how would humanity respond? From planetary defense and space warfare to unexpected diplomatic twists, we’ll explore the strategies, technologies, and scenarios that could decide our fate.

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Credits:
We’ve Been Invaded By Aliens… Now What?
Episode 494a; April 13, 2025
Written, Produced & Narrated by: Isaac Arthur.
Edited by: Ludwig Luska.
Graphics: Jeremy Jozwik, Ken York YD Visual, Legiontech Studios.
Select imagery/video supplied by Getty Images.
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator.
Sergey Cheremisinov, \