As contestants of "American Inventor" battle over who has the best gadget, university scientists are coming up with some remarkable inventions of their own, including a device that can be worn like a personal music player but is designed to aid people with balance disorders. http://www.sciencentral.com/video/
we could DE..REEALLLYY.. <--- retard
unscientific 4 years ago
that's stupid
paulina04510 4 years ago