Episode Overview

How did a bold Enlightenment vision become the universal language of science and technology? In this episode of Math! Science! History!, Gabrielle takes you on a journey through the revolutionary origins, global adoption, and modern significance of the metric system. Discover how a chaotic world of local measurements gave way to an elegant, decimal-based system designed to unify not just France—but the entire planet. From the daring expedition of Delambre and Méchain to today's atomic-clock-calibrated definitions, this story reveals how the metric system continues to shape spaceflight, AI, and even cryptocurrency.

3 Things You Will Learn

Why the French Revolution called for a measurement system “for all people, for all time.”

How the metric system evolved from platinum prototypes to quantum-based constants.

Why the metric system is essential in today’s world, from Mars missions to microchips.

Resources & References

BIPM – International System of Units (SI)

NIST – Redefinition of the Kilogram

Alder, Ken. The Measure of All Things

Quinn, Terry. From Artefacts to Atoms

O’Connor, Anahad. “Why the U.S. Doesn't Use the Metric System” – The New York Times

Explore more on our website: mathsciencehistory.com
To buy my book Hypatia: The Sum of Her Life on Amazon, visit https://a.co/d/g3OuP9h

🌍 Let’s Connect!

Website: mathsciencehistory.com
Bluesky: https://bsky.app/profile/mathsciencehistory.bsky.social
Instagram: https://www.instagram.com/math.science.history
LinkedIn: https://linkedin.com/company/math-science-history

Enjoying the Podcast?

If you love Math, Science, History, here’s how you can help:
Leave a review – It helps more people discover the show!
Share this episode with friends & fellow history buffs!
Subscribe on your favorite podcast platform

☕ Support the Show: Coffee!! https://shorturl.at/bHIsc

Checking out our merch: https://www.mathsciencehistory.com/the-store

🎵 Audio: Mixed by David Aviles

Music: All music is public domain and has no Copyright and no rights reserved.
Selections from The Little Prince by Lloyd Rodgers
Waltz with Me by Beat Mekanik
Camille Saint-Saëns, Danse Macabre by Kevin MacLeod

Until next time, carpe diem!