Here’s One Way to Defy Gravity – Helium + Man with Wings This man from has created a massive air machine that lets him take flight just by flapping his arms! Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Laser Balloon Popping Owls Have Remarkable Head Stability Macgyvering a Cement Truck Liquid Nitrogen and 1500 Ping Pong Balls Is It Dangerous To Talk To A Camera While Driving? How Many Rubber Bands Does It Take To Lift a Car ?