The Quantum Random Number Generator

It’s real. And it will use quantum entanglement to generate true mathematical randomness. Here’s why that matters.
A model showing the layers of Earth

The Woman Who Found the Earth’s Inner Core

Inge Lehmann was the seismologist and mathematician who figured out what the Earth's core was actually made of.
Physarum polycephalum

Amoebas Are Smarter Than They Appear

Why slime molds can solve math problems that you can't.
NCAA free throw math

The Math Behind the Perfect Free Throw

The fate of a free throw is set the instant the ball leaves the player’s fingertips.
platinum-iridium cylinder

What’s a Kilogram?

At the end of the nineteenth century, the kilogram was conceived as the mass of one liter of water at 4°C, the temperature at which water was densest.
NYC Marathon runner

The Quest for A Faster Marathon

How big a difference does air resistance make when running a marathon? Nike tried to find out recently. A look at the science behind the 2-hour marathon.
Heads quarters

The Statistics of Coin Tosses for Theater Geeks

At the beginning of Rosencrantz and Guildenstern Are Dead, a coin toss lands as heads 92 times in a row, the odds of which are a mere 1 in 5 octillion.
Illustration: an eleventh century Byzantine depiction of King Solomon

Source: https://digitalcollections.nypl.org/items/510d47e4-380c-a3d9-e040-e00a18064a99

How People Paid Their Taxes in Biblical Times

Think doing your taxes is annoying? Imagine trying it without a computer, a calculator… or even the Arabic numeral system.
fractal carvings

Mathematics is Beautiful (No, Really)

For many people, memories of maths lessons at school are anything but pretty. Yet “beautiful” is a word ...
Plimpton 322, Babylonian tablet listing pythagorean triples

The Advanced Mathematics of the Babylonians

The Babylonians knew their mathematics thousands of years before the Europeans.