Professor Hawking was a brilliant theoretical physicist, an influential author and thinker, and a great popular communicator. His final book brings together his thinking on the most timeless and the most-timely questions in science: Where did we come from? What is inside a black hole? Is there other intelligent life in the universe? How will we survive on earth? How can we colonise space? Will we ever be able to go beyond the Solar System? The #1 bestseller - now in paperback.