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99% Invisible

99% Invisible

By: Roman Mars
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About this listen

 Design is everywhere in our lives, perhaps most importantly in the places where we've just stopped noticing. 99% Invisible is a weekly exploration of the process and power of design and architecture. From award winning producer Roman Mars. Learn more at 99percentinvisible.org.Copyright © 2025 Roman Mars. All rights reserved. Art
Episodes
  • Service Request #2: Why Is This Red Light So Damn Long?

    Service Request #2: Why Is This Red Light So Damn Long?
    Mar 24 2026

    What the world's most advanced traffic system can—and can't—do for the city that invented gridlock.

    What infrastructure mystery keeps you up at night? Submit your Service Request by recording a voice memo with your question and emailing it to servicerequest@99pi.org.

    Service Request is a production of 99% Invisible and Campside Media.

    Subscribe to SiriusXM Podcasts+ to listen to new episodes of 99% Invisible ad-free and a whole week early.

    Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
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    28 mins
  • Service Request #1: What Happens When I Call 311?

    Service Request #1: What Happens When I Call 311?
    Mar 17 2026

    The surprising power of a simple phone number to connect a community.

    What infrastructure mystery keeps you up at night? Submit your Service Request by recording a voice memo with your question and emailing it to servicerequest@99pi.org.

    Service Request is a production of 99% Invisible and Campside Media.

    Subscribe to SiriusXM Podcasts+ to listen to new episodes of 99% Invisible ad-free and a whole week early.

    Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
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    35 mins
  • A Man, a Plan, a Canal—Mars!

    A Man, a Plan, a Canal—Mars!
    Mar 10 2026

    How one wealthy, amateur astronomer convinced the world Martians were real.

    Subscribe to SiriusXM Podcasts+ to listen to new episodes of 99% Invisible ad-free and a whole week early.

    Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
    Show More Show Less
    33 mins
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This is the best and most interesting pod I know and I love Roman Mars voice. it's really soothing and make me relax. I have learned so many little things by listening. It's worth going to their webpage to see the pictures for each episode too if you have the time.

Love this pod!

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I like it because there is a lot of interesting things I would never lean in school

It is interesting 🤔

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