Will We Survive on Earth?

' Be brave, be curious, be determined, overcome the odds. It can be done ' Will we survive on Earth? Should we colonise space? Throughout his extraordinary career, Stephen Hawking expanded our understanding of the universe and unravelled some of its greatest mysteries. In Will We Survive on Earth? the world-famous cosmologist and bestselling author of A Brief History of Time turns his attention to one of the most urgent issues for humankind and explores our options for survival.