video: Meet the UK's solar car race entry

The World Solar Challenge is approaching and a group of students from the UK are making last minute tweaks to their speedy solar race car.

Every year teams of engineering students from all over the world flock to Australia to take part in the challenge.

It is a gruelling trek from Darwin to Adelaide in cars designed to be as efficient as possible at using the sun's energy.

No British team has ever won the race, but this year the engineers have come up with a secret...

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