Millennials like Chloe can realistically expect to live until near the end of this century. Positive predictions of the future envisage amazing developments in science and technology over that period including further medical advances such as being able to live for ever or downloading your memories to a computer. And maybe thousands of people will have settled on the Moon and Mars. But negative predictions include climate changes causing flooding in some parts of the world and draughts in others

Clive discusses with Chloe the future she expects to see, including whether she would buy a ticket to live on Mars...