A Brief History of Pi

The Discovery That Transformed Pi

How Imaginary Numbers Were Invented

How One Line in the Oldest Math Text Hinted at Hidden Universes

Pi hiding in prime regularities

Unveiling The Remarkable Discovery Of Pi By A Genius - Prepare To Be Amazed!

Why Pi is Awesome (Vi Hart Rebuttal)

Math Antics - Circles, What Is PI?

When the Arctic sky splits apart

Think Fast, Talk Smart: Communication Techniques

Math's Fundamental Flaw

The Most Misunderstood Concept in Physics

The Oldest Unsolved Problem in Math

The Golden Ratio (why it is so irrational) - Numberphile

The History of the Natural Logarithm - How was it discovered?

Powell’s Pi Paradox: the genius 14th century Indian solution

Why is pi here? And why is it squared? A geometric answer to the Basel problem

Fermat's Christmas theorem: Visualising the hidden circle in pi/4 = 1-1/3+1/5-1/7+...

What Actually Are Space And Time?

Finding Pi by Archimedes' Method

The Story of (almost) All Numbers