Sam, the son of famous video-game developer Kevin Flynn, has been haunted for a long time by his father's mysterious disappearance. A strange signal draws Sam to Flynn's Arcade, and he is pulled into the same cyberworld in which his father, its creator, has been trapped for 20 years. With fearless warrior Quorra, Kevin and Sam seek to escape from a universe that, while magnificent, is far more advanced and dangerous than Kevin had ever imagined.

FUN FACT: The iconic TRON Light Cycle is real! Powered by a 96-volt electric motor and lithium-ion batteries, the real-life Tron Light Cycle reaches a top speed of over 100 mph.

In this 1980s sci-fi classic, small-town California teen Marty McFly (Michael J. Fox) is thrown back into the '50s when an experiment by his eccentric scientist friend Doc Brown goes awry. Traveling through time in a modified DeLorean car, Marty encounters young versions of his parents and must make sure that they fall in love or he'll cease to exist. Even more dauntingly, Marty has to return to his own time and save the life of Doc Brown.

FUN FACT: The DeLorean time machine, a DMC DeLorean vehicle with a flux capacitor, requires 1.21 gigawatts of power and needs to travel 88 miles per hour (142 km/h) to initiate time travel.

In 2011, Nissan launched the revolutionary Leaf: the world’s first mainstream family electric car. But times have changed. Over a decade later, the Japanese brand’s latest EV, the Ariya family SUV, faces a wide range of established competitors from the likes of Ford, Tesla, VW, Kia, Hyundai and more. It arrives in UK showrooms later this year, and Grace Webb has already had the chance to drive a near-production prototype – here’s what she thought of it...

The Nissan Leaf is the world’s best-selling electric car and it’s not very hard to see why. With either a 40kWh battery for a 168-mile official electric range in the standard model, or a 62kWh battery for a 239-mile electric range in the 'e+' variant, there’s a version of this second-generation Leaf to suit every buyer, from the city commuter to the high-mileage motorway driver switching to an electric vehicle from a petrol or diesel car.

A compact SUV launched in 2018, Hyundai's Kona has been offered with petrol, diesel and hybrid power during its time on sale, but this fully electric version is possibly the most impressive of the bunch. While the combustion-engined variants are little more than midfield runners in their class, the zero-emissions Kona is one of best electric family cars you can buy – and even more so after its 2021 update and styling refresh.