Replaceable You with Mary Roach
Are our parts replaceable? Neil deGrasse Tyson, Chuck Nice, & Gary O’Reilly sit down with bestselling author Mary Roach, who discusses her newest book, Replaceable You, and the quest to grow organs, build parts, and engineer the human body.
December 12, 2025
51 min
16
75
Full
1,061 of 1,108
Episode 75 · December 12, 2025
Replaceable You with Mary Roach
0:00 / 51:12
Excerpt playback isn’t available for this episode — use the full-episode link.
Search the Record
Moment search isn’t open for this episode yet
When it opens, you’ll be able to type any phrase and jump straight to the second it was said.
Neil deGrasse Tyson Episodes Around December 12, 2025
Episode 1,061 of 1,108 — walk the feed in the order it was published.
The Science of Godzilla, Zombies & Other Monsters, with Charles Liu
Replaceable You with Mary Roach
Summary
Are our parts replaceable? Neil deGrasse Tyson, Chuck Nice, & Gary O’Reilly sit down with bestselling author Mary Roach, who discusses her newest book, Replaceable You, and the quest to grow organs, build parts, and engineer the human body.