Why we must ask the big questions -- Is there a God? -- How did it all begin? -- Is there other intelligent life in the universe? -- Can we predict the future? -- What is inside a black hole? -- Is time travel possible? -- Will we survive on Earth? -- Should we colonise space? -- Will artificial intelligence outsmart us? -- How do we shape the future?
Summary
Offers the renowned scientist's final thoughts on using science to address the most important challenges facing humanity
