No cash, no trades and no barters: 'Buy Nothing' movement picks up in Quebec
Bill Wexler's garage is filled with things his community has given him for free -- and things he's ready to give away, no strings attached.

Bill Wexler's garage is filled with things his community has given him for free -- and things he's ready to give away, no strings attached.
An experiment from the University of Florida suggests plants could grow on the moon. John Vennavally-Rao explains.