nasa's marshall space flight center. tell us how this chemo light works. >> sure. >> you can turn it on as well. >> this is the light that was developed for the mucasidis study. we're looking at light in the far red visible spectrum. that wave length was chosen because it is preferred, if you will, to stimulate a molecule in every single cell of your body, within the mite conde ra, we like to refer to them as our little energizer rabbits. >> this helps p s prevent this condition? >> it helps it by stimulating cellular energy. there is a whole cascade of events like a photoo chemical reaction that takes place, increasing at body'sabili abili fight things off. >> how did this come to be? >> the founder of our company and the inventor of this in