http://www.gizmag.com And to think I crack a self-satisfied beer after fixing the lawnmower... Wu Zhongyuan, a 20-year-old farmer from China, cobbled this working helicopter together out of a pile of steel pipe, some Elm wood and a 150cc scooter engine using his high-school physics knowledge and researching the rest on the Web via his mobile phone. I don't know whether to line this kid up for a Nobel Prize or a Darwin Award. This article comes with two Christmas bonuses: Bonus 1: a quick lesson on how to fly a helicopter. Bonus 2: five short videos demonstrating exactly what happens when helicopter dynamics go just a tiny bit wrong.en gizmag.com http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-13576 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-13576 Thu, 21 Jan 2010 09:05:27 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-12466 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-12466 Wed, 30 Dec 2009 21:17:59 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-12145 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-12145 Mon, 21 Dec 2009 14:57:58 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-12088 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-12088 Sat, 19 Dec 2009 07:54:05 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11965 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11965 Wed, 16 Dec 2009 20:34:26 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11938 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11938 Tue, 15 Dec 2009 13:41:07 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11923 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11923 Tue, 15 Dec 2009 09:22:26 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11908 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11908 Tue, 15 Dec 2009 07:57:33 -0600 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11902 http://www.gizmag.com/chinese-home-made-helicopter/13600/#comment-11902 Tue, 15 Dec 2009 06:51:35 -0600