Is It Possible to Pass Through the Wall?

Have you ever seen Harry Potter pass through a wall to board the train at Hogwarts? But what if it were actually possible to walk through a wall? If Harry Potter can pass through walls using magic, perhaps one day scientists could make it possible by exploring the empty spaces between atoms.

The spaces between atoms are in fact a great mystery. Our brains do not perceive these gaps, so we interpret the objects around us as solid.