L.C.D Turns 50 in the Year of Screens

It's been 50 years since liquid crystal displays were first invented - and their history underscores the importance of publicly-funded research and development. Our Keywords Columnist Chris Mims joins us to explain. And: have a work-from-home tech question for Senior Personal Tech Columnist Joanna Stern, or want to share your own experience? Leave her a message at ‪(314) 635-0388‬ or email her at [email protected]. You may be featured on one of our podcasts. Kateri Jochum hosts. Learn more about your ad choices. Visit megaphone.fm/adchoices