The future technology from Robert Zemeckis' legendary film Back to the Future seemed impossible in 1989. But a new Kickstarter campaign wants to make at least part of it a reality. The Hendo Hoverboard was created by Jill and Greg Henderson, a California couple, who hope to put their hover technology in the hands of developers by July 2015. It will come in the form of a white box with hoverboards following a few months later. A writer for GigaOM took the hoverboard for a spin. She says the experience was like “standing on a giant air hockey puck hovering three quarters of an inch above the ground.” There is one big catch with the technology. The hoverboard can only be used over a non-ferrous metal surface, so you can’t just take it for a spin at your local skate park, and steering is also an issue, according to Engadget. Read more http://mashable.com/2014/10/21/kickstarter-hendo-hoverboard/