Since the closest thing we have to a real working hoverboard is still pretty lame, why not consider YouTuber RyanLeerReeL's surprisingly convincing alternative for your Marty McFly Halloween costume next year.

You don't even need a scientist with questionable ethics and sanity to make it. You just need an orange puffy vest, a decent hoverboard prop, and a pair of black leggings to make it look like you're floating. Some dark lighting helps sell the effect, but when was the last time you were at a Halloween party in the middle of the day? [YouTube via Geekologie]