Musk set to reveal 'Hyperloop' design

Entrepreneur Elon Musk has taken to twitter to confirm details about the unveiling of his new public transport system desgin.

Entrepreneur Elon Musk has taken to twitter to confirm details about the unveiling of his new public transport system design.

The internet billionaire says his latest invention will be twice as fast as an aeroplane, cheaper than a bullet train and completely self-powered.