"The Power of video," says famed theoretical physicist Michio Kaku, "is the power of the mind itself. A huge chunk of the brain power we have sitting on our shoulders is devoted to processing visual images. It's how we communicate. It's how we share information. It defines who we are." Dr. Kaku suggests that even the most complicated theories can be expressed simply through visualizations of some kind, including video. "All the great theories of the world are not equations," Says Dr. Kaku, "[rather] they are based on simple principles which can be manifested as pictures, as video images." Watch the entire short clip below.