Replaceable You

from 99% Invisible Hosted by Mary Roach, Christopher Johnson, Jeyca Medina-Gleason

Mary Roach dives into the strange, funny, and unsettling world of designing new body parts, from pig hearts to prosthetic feet, revealing just how messy replacing ourselves can be. Replaceable You 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.

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Mary Roach dives into the strange, funny, and unsettling world of designing new body parts, from pig hearts to prosthetic feet, revealing just how messy replacing ourselves can be.

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Replaceable You

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How long is this episode of 99% Invisible?

This episode is 34 minutes long.

When was this 99% Invisible episode published?

This episode was published on September 16, 2025.

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