What do all the things pictured on this page have in common? They all use technologies or materials that were originally developed for the space program.TV Satellite Dish NASA developed ways to correct errors in the signals coming from the spacecraft. This technology is used to reduce noise (that is, messed up picture or sound) in TV signals coming from satellites. Medical Imaging NASA developed ways to process signals from spacecraft to produce clearer images. (See more on digital information and how spacecraft send images from space.) This technology also makes possible these photo-like images of our insides. Vision Screening...