A team of engineers from the University of Maryland come close to winning the $250,000 American Helicopter Society award for self-propelling a heli... More A team of engineers from the University of Maryland come close to winning the $250,000 American Helicopter Society award for self-propelling a helicopter for at least 60 seconds. They managed to hit the 40 second mark and ended up setting a record while doing so!
Date 22/06/12, Duration 1:10, Views 15143
Video by: Jokeroo | Funny Videos Extremely Affordable Hummer