99% Invisible

Football helmets can prevent devastating injuries, but they may also help make an inherently violent game feel safer than it really is.

The Problem With Football Helmets

A closer look at the messy, beautiful bricks hiding across Chicago.

(Not Just) Another Brick in the Wall

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

100 Objects #20: AA Sobriety Chip

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

Tootle of a Devilish Song

Former MythBuster Adam Savage joins Roman Mars to explore the history of the 500 Series Telephone and what we lost when we eventually decided to leave it behind.

100 Objects #19: Western Electric 500 Series

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.

99% Invisible

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