The seven Millennium Prize Problems represent some of the hardest unsolved questions in mathematics, including one famously solved by Grigory Perelman, who refused the million-dollar reward.

For centuries, mathematics has stood as one of humanity's purest expressions of intellect, a realm shaped by intuition, imagination and long, lonely hours of thought. From Euclid's geometry to ...

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 ...