Visit TED.com to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. Ever wondered how your smartphone works? Take a journey down to the atomic level with scientist Cathy Mulzer, who reveals how almost every component of our high-powered devices exists thanks to chemists -- and not the Silicon Valley entrepreneurs that come to most people's minds. As she puts it: "Chemistry is the hero of electronic communications." Get TED Talks recommended just for you! Learn more at TED.com/signup. The TED Talks channel features the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design -- plus science, business, global issues, the arts and more. You're welcome to link to or embed these videos, forward them to others and share these ideas with people you know. For more information on using TED for commercial purposes (e.g. employee learning, in a film or online course), submit a Media Request here: media-requests.TED.com Follow TED on Twitter: twitter.com/TEDTalks Like TED on Facebook: facebook.com/TED Subscribe to our channel: youtube.com/TED

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