Stephen Hawking: Visionary physicist dies aged 76

http://www.bbc.co.uk/news/uk-43396008

http://www.bbc.co.uk/news/world-43395807

http://www.bbc.co.uk/news/science-environment-43398187

http://www.bbc.co.uk/news/av/science-environment-43408622/stephen-hawking-on-god-artificial-intelligence-and-mankind-s-future