What we today call the golden mean was known in antiquity. It is a specific ratio of lengths between two line segments. Ancient architects often used this ratio to achieve visually pleasing esthetic ...

The S&P 500 has so far failed to close above a key Fibonacci retracement target, which suggests the downtrend is still alive. - Getty Images Is the S&P 500 index’s recent rally real, or is it just a ...

It’s wild to think that a math puzzle from the 1200s is now helping power AI, encryption, and the digital world we live in. Every November 23, math lovers celebrate Fibonacci Day, a nod to the ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Say you're me in your math class and your teacher's talking about… Well, who knows what your teacher's ...

Brian Beers is a digital editor, writer, Emmy-nominated producer, and content expert with 15+ years of experience writing about corporate finance & accounting, fundamental analysis, and investing.

The Fibonacci sequence is a mathematical concept that has been around for centuries. Named after Italian mathematician Leonardo of Pisa, also known as Fibonacci, the sequence is derived by adding the ...