07/19/2013 08:42 am ET Updated Sep 18, 2013

Elon Musk Takes On The Final Fronteir


He's known as the real-life Tony Stark: a billionaire inventor working on electric cars, an 800mph 'Hyperloop' train system and reusable rockets. The plan, says Elon Musk, is to minimise climate change - and colonise the red planet

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