I admit that my understanding of generators is pretty hazy, but I think the general idea is to wave magnets in front of conductive wire in an orderly fashion in order to produce a flow of current.  Once you have an electric current the door to a world of unmitigated awesome opens up and all of a sudden you have light when the sun has set and the ability to microwave popcorn.

Image courtesy todayifoundout.com
A fascinating new metal alloy material under development by researchers at the University of Minnesota, led by Professor Richard James, works …