More than 70% of US fears robots taking over our lives, survey finds

As Silicon Valley heralds progress on self-driving cars and robot carers, much of the rest of the country is worried about machines taking control of human tasks

Silicon Valley celebrates artificial intelligence and robotics as fields that have the power to improve people's lives, through inventions like driverless cars and robot carers for the elderly.

That message isn't getting through to the rest of the country, where more than 70% of Americans express wariness or concern about a world where machines perform many of the tasks done by humans, according to Pew Research.