What Happens When a Portal Passes Through Itself [Video]

This video is about what happens if you try to pass a portal (like in the video game Portal or Portal 2) through itself – do you get a paradox? Infinite recursion? Impossibility? Contradiction? The end of the world? Collapse of the wavefunction? Ultimately it ends up looking beautiful and weird and recursive and… just watch the video :)

[Minute Physics]