Как заставить бумажный самолетик летать вечно

The original Paper Airplane from this Video available at eBay: This awesome video shows you how to make a paper airplane fly endlessly. The principal is the same as in real aviation: thermals. Thermals allow real sailplanes to fly for hours. As real thermals are to strong for our selfmade paper airplane, we are using a miniature thermal that everyone has in his kitchen: Hotplates. Four hot plates producing hot air which rises and let our pape