# Archive

## Latest Articles

### Solution: ‘The Slippery Eel of Probability’

The solution to this month’s puzzle examines the use of abstract probabilities as an antidote to real-world ignorance.

### How Life and Luck Changed Earth’s Minerals

Did the minerals on our planet arise in a predictable fashion, or did they result from chance events? The answers could eventually help scientists identify planets likely to harbor life.

### The Connoisseur of Number Sequences

For more than 50 years, the mathematician Neil Sloane has curated the authoritative collection of interesting and important integer sequences.

### Theories of Everything, Mapped

Explore the deepest mysteries at the frontier of fundamental physics, and the most promising ideas put forth to solve them.

### The Slippery Eel of Probability

How do you solve probability problems that appear to have more than one correct answer?

### At Tiny Scales, a Giant Burst on Tree of Life

A new technique for finding and characterizing microbes has boosted the number of known bacteria by almost 50 percent, revealing a hidden world all around us.

### The Rise of Computer-Aided Explanation

Computers can translate French and prove mathematical theorems. But can they make deep conceptual insights into the way the world works?

### Solution: ‘Information From Randomness?’

The counterintuitive solution to this month’s puzzle raises philosophical questions about randomness and information.

### Famous Fluid Equations Are Incomplete

A 115-year effort to bridge the particle and fluid descriptions of nature has led mathematicians to an unexpected answer.