More at https://www.philosophytalk.org/shows/mysterious-timelessness-math.

Math is a really useful subject—at least, that's what your parents and teachers told you. But math also leads to scenarios, like Zeno's paradoxes, that seem to inspire skepticism. So why do we believe in math and rely on it to build bridges and spaceships? How can anyone discover the secrets of the universe by simply scribbling numbers on a piece of paper? Is math some kind of magic, or does it have a more ordinary explanation? And could math be culturally relative, or are its concepts timeless and universal? Josh and Ray add things up with Arezoo Islami from SF State University.