Why the Universe Exists von New Scientist

The Ultimate Guide to Your Amazing Existence. Did you know that half your DNA isn't human? That somebody, somewhere has exactly the same face? Or that most of your memories are fiction? What about the fact that you are as hairy as a...

The ancient Greeks called it Gaia; the Romans Terra. We know it simply as Earth, the planet we call home. And what a planet it is.Formed around 4.6 billion years ago from the debris of the big bang and long-dead stars, at first it was...