I used to think that if a spaceship went through "hyper space", it would take a temporary toll on the crews' brains, thus making then scream, panic, go into hysterics, and slam against things. When hyper space was over, everything was fine.
Hyper space sounded pretty fun.
A childhood belief about physics

others believed things like this
- i used to think that vacuum cleaners had little piece of space inside them because space is a vacuumAnon
- when i was little, i used to believe that airplanes goes out of space.Anon
- Me and my friend used to believe that space was in God's belly— Lia
- When I was really little I used to belief that fireworks dropped out of the sky from outer space.— davesgrl2001
- When i was a kid i used to think that all ugly people were imported from space haha!!!!!— Abbey Jackman Mulligan
- I used to think that astronauts were astrosnorts, which were pigs that flew out of space!— Fahmeda