It’s a breakthrough in the field of random walks.

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...

Algebra I should be a gateway—not gatekeeper—to students’ future academic success, in college and beyond. So says the Bill & Melinda Gates Foundation, which is issuing a challenge to developers and ...