Beyond Proof: Stories in Math

The Turing App

Stories in Math is the podcast I wanted when I was younger and math felt like this sealed-off world I couldn’t get into. Math has always been a very human thing. It’s people arguing, guessing, getting stuck, getting lucky, and sometimes accidentally stepping into an idea so big it changes everything. This show is a collection of those stories, that bring out the journey and stories behind mathematical discoveries Stories in Math is for anyone who’s curious. If you love math, you’ll get the backstory you didn’t get in class. If you’ve always felt shut out by math, this is a way in.

Episodes

  1. 4D AGO

    125-Year-Old Problem Unites Three Laws of Physics

    Physics has long grappled with a "split personality": the macroscopic world of smooth, continuous fluids and the microscopic reality of trillions of discrete, colliding particles. While the motion of a river can be described by elegant fluid equations, zooming in reveals a chaotic dance of molecules governed by the hard rules of mechanics. In 1900, the great mathematician David Hilbert challenged his colleagues to find the "logical bridge" between these two worlds as part of his famous Sixth Problem. He sought to derive the laws of fluid motion—the macroscopic Navier-Stokes equations—directly from the microscopic laws of Isaac Newton and the statistical "middle rung" established by Ludwig Boltzmann. For over a century, this challenge remained unresolved due to the "Paradox of Time’s Arrow". At the microscopic level, Newton’s laws are perfectly reversible; however, at the macroscopic level, time is a one-way street where cream disperses into coffee but never spontaneously regathers. Boltzmann attempted to bridge this gap with his "molecular chaos" assumption, suggesting that colliding particles have no shared history, which introduced irreversibility into physics. While a 1975 proof by Oscar Lanford confirmed this link for a tiny fraction of a second, it failed to account for the long-term history of particle collisions that define actual fluid dynamics. It wasn't until March 2025 that a new proof finally claimed to unite these scales, rigorously connecting the microscopic dance to the macroscopic flow.

    21 min

About

Stories in Math is the podcast I wanted when I was younger and math felt like this sealed-off world I couldn’t get into. Math has always been a very human thing. It’s people arguing, guessing, getting stuck, getting lucky, and sometimes accidentally stepping into an idea so big it changes everything. This show is a collection of those stories, that bring out the journey and stories behind mathematical discoveries Stories in Math is for anyone who’s curious. If you love math, you’ll get the backstory you didn’t get in class. If you’ve always felt shut out by math, this is a way in.