In 1973, the Radio Times asked BBC science presenter James Burke to predict the future.
He got a lot right, foreseeing the proliferation of the computer in offices, schools and homes.
Forty years on, BBC News asked him to predict the future again.
He paints a world 80 to 100 years from now, in which the proliferation of 3D nanofabricators mean poverty and scarcity have become things of the past.
Video journalist: Neil Bowdler
Up Next is a series of video features for the BBC News website which examines the new developments that could affect all of our lives in the future.