This is another story in KPCC's ongoing series, Classroom Core, that takes a close look at how the Common Core teaching standards are playing out in schools in Southern California. Amid rows of chairs ...

How to safely reopen offices, schools and other public spaces while keeping people six feet apart comes down to a question mathematicians have been studying for centuries. Sphere packing might seem ...

In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

Four mathematics problems written by Vietnamese authors have been chosen for the official exams of the International Mathematical Olympiad (IMO), the latest being a geometry problem by Tran Quang Hung ...