The “fun fourth class” is a coveted space in the Brown undergrad’s schedule. As high schoolers, we were forced to churn out a couple hundred words on the importance of the Open Curriculum. Whether or ...

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. Landmark results ...

After the star-studded mystery thriller The Number 23 debuted in cinemas in 2007, many people became convinced that they were seeing the eponymous number everywhere. I was in school at that time, and ...