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insights puzzle

The Fabulously Fair Feast

For this month’s puzzle, design a Sudoku square to figure out the likes and dislikes of four finicky friends.

insights puzzle

Solution: ‘Be Still My Pulsating Sequence’

The solution to this month’s puzzle explains how to find a rule behind a given sequence of numbers and challenges readers to take on a ‘lovely’ unsolved problem.

insights puzzle

Be Still My Pulsating Sequence

Can you infer the simple rule behind a number sequence that spikes up and down like the beating of a heart?

insights puzzle

Solution: ‘Creating Art With Mathematics’

The solution to this month’s puzzle explains the artful mathematics behind symmetrical patterns.

insights puzzle

How to Create Art With Mathematics

Can you generate aesthetically pleasing, symmetrical curves with two numbers and a simple mathematical function?

number theory

A Magical Answer to an 80-Year-Old Puzzle

Using crowd-sourced and traditional mathematics research, Terence Tao has devised a solution to a long-standing problem posed by the legendary Paul Erdős.

insights puzzle

Solution: ‘The Road Less Traveled’

The solution to this month’s puzzle uses both mathematics and psychology to explain trouble with choosing the fastest route.

insights puzzle

The Road Less Traveled

When there are two paths to your destination, why does it always seem like you’re on the road with more traffic?

insights puzzle

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.