My answer to Is US government just wasting money on NASA?
Answer by Ken Larson:
Space exploration has led to many technological and everyday convenience solutions as well as breakthroughs in many products and services. Microwave ovens, Velcro and similar advancements all came from NASA.
I have subscribed to NASA Tech Briefs for years and marvel each month at the developmental work being conducted and shared by NASA to meets its original mission in offering the latest to the public.