Back in 1989, Back to the Future Part II promised us a world of self-lacing shoes, inflatable jackets and hoverboards. And with under two years to go before we hit the film's setting of 2015, one Indiegogo project is aiming to make that future a reality.

All they need is… one million dollars.

Yes, Haltek Industires is looking to create a real, working hoverboard. It reckons that it's entirely feasible – the tech already exists, it just needs adapting.