FILE PHOTO: Theoretical physicist Stephen Hawking and his daughter Lucy arrive at the British Academy of Film and Arts (BAFTA) awards ceremony at the Royal Opera House in London
FILE PHOTO: Theoretical physicist Stephen Hawking and his daughter Lucy arrive at the British Academy of Film and Arts (BAFTA) awards ceremony at the Royal Opera House in London February 8, 2015. REUTERS/Suzanne Plunkett/File photo