Your card number is carefully structured. The very first digit is what’s known as the major industry identifier. A 4 means ...

Less than two years ago, AMD announced that it was overhauling its numbering scheme for laptop processors. Each digit in its four-digit CPU model numbers picked up a new meaning, which, with the ...

In case you haven't noticed, Porsche has a particularly confusing number system for its cars. It's not gibberish, though, and there's a way to decipher it.

This system, adopted by almost every society, is what many people think of as “numbers”—values expressed in a written form using the digits 0 through 9.

The history of the NFL's numbering system has been a bit confusing at times. But at least the players don't wear letters anymore.

The new policy reflects the need to deal with a scarcity of 480 numbers, with still-ample numbers in the other two Phoenix area codes, especially 623.

Called M136279841, the value belongs to a rare class of prime numbers called Mersenne primes and was found using a supercomputer system spread across 17 countries ...