If you go back to a time before you invented your time machine, shouldn’t it dismantle itself and fall into a heap of components on the floor?
You have to track your location in 4 dimensions. The earth travels a million miles per hour through the galaxy. Just traveling a year will knock you out of the solar system.
Tom Toles
Nuliajuk over 4 years ago
If you go back to a time before you invented your time machine, shouldn’t it dismantle itself and fall into a heap of components on the floor?
PoodleGroomer over 4 years ago
You have to track your location in 4 dimensions. The earth travels a million miles per hour through the galaxy. Just traveling a year will knock you out of the solar system.