Fantasy and make believe — how our brains interpret fiction

A magical kingdom with ogres and fairies.

A post-apocalyptic world ruled by machines.

An underwater monster that resembles a dragon.

These fictional worlds might only be described by words, but the images they create in our minds feel so real.

Why are our brains so good at creating imaginary images?

Producer Rose Kerr explores how an author's words translate into the mind's of readers.