I don't understand how human-powered flight got in there. It's not a hoax, it's just not done that way: http://en.wikipedia.org/wiki/Human-powered_aircraft http

I don't understand how human-powered flight got in there. It's not a hoax, it's just not done that way: http://en.wikipedia.org/wiki/Human-powered_aircraft http://en.wikipedia.org/wiki/Human-powered_aircraft