Three, as Schoolhouse Rock! told children of the 1970s, is a magic number. Three little pigs; three beds, bowls and bears for Goldilocks; three Star Wars trilogies. You need at least three legs for a ...

One of the first things we learn about computers is that they perform operations using binary code to represent values. It's a fundamental trait of computing -- but it's not a requirement. It's ...

Because computers don't understand words or phrases in the same way people can, they speak a language of their own, using only two symbols: 0 and 1. This computing parlance is known as binary code, ...