What they are: A logarithm is the exponent you raise a base to in order to get a number, acting as the inverse of exponentiation. Why they matter: They simplify multiplication, division, and roots ...

Mathematician Richard Elwes discusses humanity's long-time fascination with ginormous numbers—and what this obsession reveals ...

Taylor Tepper covered banking, investing and pretty much everything else in personal finance for more than a decade, with his work appearing in the New York Times, Fortune and MONEY magazine, as well ...

What is regex: A sequence of characters defining a search pattern, used for matching, replacing, or validating text across programming languages and tools. Why it matters: Regex simplifies complex ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...