One of the world's most famous physicists, Michio Kaku, says the next 20 years are going to get really weird — from talking wallpaper to toilets that read our proteins. Is he right? | Want to help us improve? Share your thoughts at npr.org/podcastsurvey. Want to support 1A? Subscribe to our podcast and give to your local public radio station at donate.npr.org/1A. Email the show at email@example.com.
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