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 joanna.stern@wsj.com. You may be featured on one of our podcasts. Kateri Jochum hosts.
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