Prime numbers have been investigated for more than 2,000 years, since at least the era of the ancient Greek mathematician Euclid. There are infinitely many, but what is the largest known prime number?

A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique – the etchings, lines like tally marks, may have represented ...

A Missouri professor, one of a team of nearly 100,000 volunteers, has found a highly unusual 17 million digit number -- and brought a prime-hunting project closer to a $150,000 prize. Stephen ...

Prime numbers, those integers divisible only by one and themselves, have fascinated mathematicians for millennia. Their distribution among other numbers remains a mystery, despite technological ...

Ken Ono, a top mathematician and advisor at the University of Virginia, has helped uncover a striking new way to find prime numbers—those puzzling building blocks of arithmetic that have kept ...

(CNN) — For many people, prime numbers have faded into the background since distant grade school days. However, for Luke Durant, a 36-year-old former Nvidia programmer, prime numbers became an ...

A prime number discovery in December was made in the unlikeliest of places: on a church computer in a Memphis suburb. The background software running on the computer unearthed a rare kind of prime ...

Mrs. Post and her kids, Hayden and Hallie, play a curveball game to review what prime and composite numbers are. Rise and Shine is available to stream on pbs.org and the free PBS App, available on ...