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99% Invisible

SiriusXM Podcasts and Roman Mars

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 arch...

Episodes

20 of 832 episodes

100 Objects #20: AA Sobriety Chip

Imbued in the Alcoholics Anonymous sobriety chip is a hidden history of America’s relationship to gender, religion, and morality.

00:52:57Oct 2, 2026

Tootle of a Devilish Song

How a Swiss mountain call crossed the Atlantic and helped define the sound of country music.

00:32:19Sep 29, 2026

The Rocky Statue

How a movie prop became one of Philadelphia’s most beloved monuments, and sparked a decades-long fight over where it belonged.

00:32:34Sep 22, 2026

100 Objects #18: Hair Relaxer

How a single product—the hair relaxer—became a mirror for all of America's contradictions.

00:35:04Sep 18, 2026

Doves Type

A legendary typeface, a spectacular friendship breakup, and one extremely committed act of revenge.

00:37:18Sep 15, 2026

Kobuk the Destroyer

Every product has to be tested somehow, and sometimes that means finding increasingly creative ways to break it.

00:38:01Sep 8, 2026

1-800-PODCAST

This week, two stories about the strange power of the 1-800 number.

00:43:08Sep 1, 2026

100 Objects #15: Bundy Clock

How the time clock not only ignited a revolution in workplace efficiency and surveillance, but transformed our relationship to time itself.

00:37:41Aug 28, 2026

Spolia

Spolia, from a Liverpool neighborhood to ancient Rome.

00:28:07Aug 25, 2026

100 Objects #14: Basketball Sleeve

Producer and reporter Ramtin Arablouei has a simple question: Why are so many NBA players wearing a compression sleeve on their arm?

00:41:50Aug 21, 2026

The Bone Wars

Two rival paleontologists turn a hunt for dinosaur bones into an all-out scientific war.

00:44:42Aug 18, 2026

100 Objects #13: The Sand Letters

Comedian Elliott Kalan joins Roman Mars to tell the story of how a politician who owed so much to a corrupt government system became the one...

00:48:40Aug 14, 2026

Bamboo Is Innocent

A devastating fire put one of Hong Kong's oldest building traditions on trial, but the real story runs much deeper.

00:32:02Aug 11, 2026

100 Objects #12: "Negro Cloth"

Roman Mars and historian Seth Rockman trace the strange life of so-called "Negro cloth" — a textile category defined by nothing but who it w...

00:37:50Aug 7, 2026

100 Objects #11: Brannock Device

In 1925, the world saw the birth of what just might be the greatest gadget in American History: the Brannock Device.

00:27:42Jul 31, 2026