Dr. Robert N. Hall died in 2016 at the age of 96. The New York Times published an obituary two years later. What were Dr. Hall's contributions to technology?Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices