Everything from quarks to galactic superclusters delivered to your eyeballs at the speed of light (any faster would be impossible)

Take a tour of the wonder and majesty of the universe, from the smallest subatomic particles to the possibility of infinite universes. According to some prominent physicists, it’s possible that, right now, someone who looks just like you is reading the back of a book just like this one in a parallel universe. And your double thinks it looks really interesting...