Nanotech Promised to Change the World. It Already Has.

For decades, scientists have predicted that nanotechnology would change our world. It may already have. As microchips have gotten smaller, the machines used to scale them down have helped unlock nanotech’s possibilities. WSJ tech columnist Christopher Mims joins host Zoe Thomas to discuss how nanotech is being used right now and its potential for the future. Learn more about your ad choices. Visit megaphone.fm/adchoices