Forbes contributors publish independent expert analyses and insights. I write about fitness, health and wearable tech Algorithms have taken on an almost mythical significance in the modern world. They ...

A basic feature of number theory, prime numbers are also a fundamental building block of computer science, from hashtables to cryptography. Everyone knows that a prime number is one that cannot be ...

Multiplication and long division rarely get pep rallies. But Michaela Sicuranza, a 5th grade teacher at Sinking Springs Elementary, in York, Pa., thinks building an exciting, competitive identity ...