From underage sex to dabbling with drugs, parents of teenagers have a lot to be worried about. But one study shows that 55% of American mums and dads are concerned about their kids’ driving – a bigger bother than anything else. Yet while technology is often blamed for making the roads more dangerous, it’s also being used to make getting from A to B that little bit safer.

With car ownership in decline in most American cities, but commuters frustrated with limited transit options and expensive cabs, Uber is expanding with bike-sharing service UberBike and car rental platform UberRental. The move aims to help users’ commutes become more frictionless.

The Netherlands may be a nation of cyclists, but 33% of Dutch people say that traffic and traffic lights are their biggest annoyances when riding in a city. Flo is ‘the first personal bike traffic light in the world’, aiming to make traversing the streets of Utrecht stress- and danger-free.

Despite cycling's positive perception among women, nearly three quarters of women in the UK never use a bike – whereas men are twice as likely to cycle than women. Many women report feeling unsafe cycling in the city because of the lack of appropriate infrastructures, and diffused sexism.