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Ask Dr. Universe

Your Paw-some Question | How do cell phones work?

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© Washington State University Length 4 min 20 January 2026 Season 6 Episode 1 ScienceFacts USA Episodic

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© Washington State University Length 4 min 20 January 2026 Season 6 Episode 1 ScienceFacts USA Episodic

Episode 1: Coins, Robots, Bees, Food, Dogs, Microbes

Episode 1: Coins, Robots, Bees, Food, Dogs, Microbes

This is an episodic podcast, so you can listen to it in any order, but episode one is a great place to start.

Listen to episode one here

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Cosmo and I learn how cell phones send texts, images and calls from phone to phone—thanks to our friend, electrical engineer Ben Belzer.

Resources you can use:

Learn more about binary code with Crash CourseCheck out this binary code character table to make your own messagesGet more info about pixels from NSU Florida librarySound effects courtesy Zapsplat and Pixabay

 As always, submit burning questions at askdruniverse.wsu.edu.  Who knows where your questions will take us next.


© Washington State University | 4 min

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