Tesla didn’t set out just to challenge the automotive sector – it wants to change it. It ranks in the top five brands among motor enthusiasts, and celebrity fans of Tesla include Jay-Z, Ben Affleck and Jay Leno. But how has an electric car company become a cool cult brand?

When people pull out their phones to take a picture of a car parked on the street, it's usually a sports car they're interested in. But Americans don't have time for vehicles so close to the ground. Instead they favour stronger, louder – albeit, far less elegant – trucks; from pick-ups to SUVs.

There are over one billion cars on the world’s roads today, but just 400,000 of them are electric. With issues surrounding recharging, driving range and aesthetics, they are simply not cool. All-electric racing series Formula E hopes to change perceptions. But will it work?

Want to reduce your carbon footprint? Autolib' is an electric car-sharing scheme in Paris that's enjoying huge popularity. Membership increased from 5,650 a month in 2011 to 155,000 in 2014 - clocking up 30.4 million miles. And it's now set to make its debut in London.