99% Invisible

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. A proud member of Radiotopia, from PRX. Learn more at radiotopia.fm.

The Most Exciting Change America Has Ever Seen

Billions of state quarters disappeared from circulation...and that was exactly the plan. Subscribe to...

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100 Objects #5: Blue Back Speller

In this episode, Roman and historian Imani Perry follow the Webster Blue Back Speller from the early...

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The Horn That Divided the World Cup

Love it or hate it, one buzzing horn changed the sound of the World Cup forever. Subscribe to SiriusXM...

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100 Objects #4: Lowe's Gas Bag

In 1861, one man and a “gas bag” filled with hydrogen sparked America's obsession with going higher,...

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Karaoke Videos

Behind every cheesy karaoke track was a surprisingly ambitious filmmaking experiment. Subscribe to SiriusXM...

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100 Objects #3: The Pension Files

What do Civil War pension files reveal about one of history's most successful slave rebellions? Historian...

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The MAPL Test

Canada reshaped its music industry with a quirky radio rule that changed who got heard. Subscribe to...

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100 Objects #2: 60-Degree Screw

In the early 20th century, nothing quite fit — fire hoses couldn't connect to one another, football...

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Drug Story: Ivermectin

What started as a revolutionary treatment for river blindness became something far messier. Listen to...

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100 Objects #1: The Century Safe

In 1876, Americans filled an iron safe with objects meant to tell their story — to be opened a century...

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Ask Your Doctor About

As wild and random as they might seem, a lot of work—and even poetry—goes into coming up with today's...

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A History of the United States in 100 Objects Trailer

America’s 250th birthday calls for a history as sprawling and contradictory as the country itself.  A...

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Enshittification

Why is it suddenly so hard to fix the stuff we depend on most? Subscribe to SiriusXM Podcasts+ to listen...

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Citizen of the World

One man rejected nationality and dared the world to recognize him anyway. Listen to Far From Home wherever...

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Constitution Breakdown #9: Alondra Nelson

This is the ninth episode of our ongoing series breaking down the U.S. Constitution. This month, Roman...

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Co-op City

The world’s largest housing co-op—built to save New York City’s middle class—became the unlikely...

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RoboUmp Hits the Big Leagues

One study from 2018 found that Major League Baseball umpires blow about 14 calls every game. That’s...

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Service Request #5: Dude, Where's My Car?

A missing car reveals the confusing rules, murky fees, and private actors behind modern towing. What...

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Service Request #4: How Does the Grid in Phoenix Work?

In a place where losing power can turn deadly, keeping the lights on is a high-stakes balancing act. What...

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Service Request #3: Why Is There So Much Litter in San Francisco?

Why did it take nearly a decade to redesign a city trash can, and why haven't more bins made the streets...

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Constitution Breakdown #8: Jill Lepore

This is the eighth episode of our ongoing series breaking down the U.S. Constitution. This month, Roman...

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

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

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

The surprising power of a simple phone number to connect a community. What infrastructure mystery keeps...

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A Man, a Plan, a Canal—Mars!

How one wealthy, amateur astronomer convinced the world Martians were real. Subscribe to SiriusXM Podcasts+...

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