Senior and student discounts don’t tend to be controversial, but mortgage concessions that favor males over females, “pink taxes” on women’s personal care items and dating apps that charge older users ...

Digital quantification determines Americans’ quality of life. Algorithms select job applicants for interviews and employees for performance bonuses. They aggregate stories and products as we shop for ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

The library sorting problem is used across computer science for organizing far more than just books. A new solution is less than a page-width away from the theoretical ideal. Computer scientists often ...