Robert Hazen and Michael Wong discuss their bold proposal for a new law of nature, centered around the idea that information is as fundamental to the cosmos as mass, energy or charge. Mirror Molecules ...

Imagine you're a mapmaker, ready to finish your masterpiece map of the world. The only thing left to do is add the colors. But how many colors do you need for the countries if you want to make sure no ...

In mathematics, you need at most only four different colors to produce a map in which no two adjacent regions have the same color. Utah and Arizona are considered adjacent, but Utah and New Mexico, ...