Human Powered Helicopters and a Red Fox: Sci Show Talk Show, 8

Da Vinci imagined a helicopter powered solely by human muscles. Now more than 500 years later, two teams are using advanced materials to try and make that dream come true. Hank and Catilin discuss these two teams and the Sikorsky Prize that they are battling for. Then Jessi from Animal Wonders shares Seraphina the red fox Toronto Team Maryland Team Like SciShow Follow SciShow Tumbl SciShow.