Humans must prioritise the colonisation of Mars so the species can survive in the event of a third world war, the SpaceX and Tesla founder, Elon Musk, said on Sunday.

'It’s important to get a self-sustaining base on Mars because it’s far enough away from Earth that [in the event of a war] it’s more likely to survive than a moon base,” Musk said on stage at SXSW. It came days after Donald Trump announced plans to meet the North Korean leader, Kim Jong-un, in an attempt to defuse rising nuclear tension

