The Quasar Cannon is a hypothetical way of weaponizing Black Holes. Able to sterilize entire galaxies, it epitomizes the idea that if Brute Force isn’t working, you’re not using enough of it.
To find out more about other megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc
See also the episode Weaponizing Black Holes: https://youtu.be/zTMxO1nJaA4
Produced, Written & Narrated by: Isaac Arthur
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator