There are a few places you can look to find your SSN, but you can always request a new card if you come up empty. Many, or all, of the products featured on this page are from our advertising partners ...

For active investors, the challenge is not typically finding a good stock or an entry point; it’s knowing where to get out. When a stock surges past its previous high, you enter what technical ...

Leonardo of Pisa, known as Fibonacci, introduced Hindu-Arabic numerals to Europe in 1202. His famous number sequence began as a simple rabbit puzzle. Centuries later, this sequence gained fame for its ...

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Thank you for signing up! Did you know with a Digital Subscription to Edinburgh News, you can get unlimited access to the website including our premium content, as ...

Imagine the market is like a massive rubber band. When stretched too far in one direction, it must inevitably snap back, or retrace, before moving forward again. The challenge for the individual ...

Peter Waldman Artisan, glassblower, and balloon man. Peter Waldman is never without a balloon. Even out to dinner, he will pause and twist up a creation if there’s a child nearby. For the past 40 ...

The original version of this story appeared in Quanta Magazine. Imagine that someone gives you a list of five numbers: 1, 6, 21, 107, and—wait for it—47,176,870. Can you guess what comes next? If ...

Microsoft open-sourced the MS-BASIC language. Bill Gates would never have seen this coming back in the day. MS-BASIC 1.1 was many developers' first language. In 1976, they rebranded Altair BASIC to ...

A variation of a puzzle called the “pick-up sticks problem” asks the following question: If I have some number of sticks with random lengths between 0 and 1, what are the chances that no three of ...

Our phones are a direct line to us, but sometimes we don’t want to give our numbers out to just anyone. They have more information attached to them than we might realize. Instead of giving your real ...

For centuries prime numbers have captured the imaginations of mathematicians, who continue to search for new patterns that help them identify primes and the way they are distributed among other ...