It’s been a while since I posted, so I’m going with the topic of mathematics in the world:
https://www.theguardian.com/science/2022/jan/10/can-you-solve-it-godels-incompleteness-theorem
https://www.quantamagazine.org/mathematicians-settle-erdos-coloring-conjecture-20210405/
https://www.quantamagazine.org/why-eulers-number-is-just-the-best-20211124/