What's up in

puzzles

Insights puzzle

Finding Zen in the Art of Puzzle Solving

March 26, 2021

Readers used their Zen-like puzzle solving skills to discover hidden insights.

Insights puzzle

Zen and the Art of Puzzle Solving

February 10, 2021

Sometimes the act of solving a puzzle can itself reveal hidden insights.

Illustration of a black goat with a red leash, grazing at the intersection of two circles
geometry

After Centuries, a Seemingly Simple Math Problem Gets an Exact Solution

December 9, 2020

Mathematicians have long pondered the reach of a grazing goat tied to a fence, only finding approximate answers until now.

Insights puzzle

How to Solve Our Three John Conway-Inspired Puzzles

November 20, 2020

A numerical puzzle, a geometric puzzle and a game of random patterns — all with connections to the legendary mathematician — elicited an enthusiastic response from readers.

Insights puzzle

Celebrating the Playful Magic of John Horton Conway

October 15, 2020

Have fun exploring a numerical puzzle, a geometric puzzle and a game of random patterns, all inspired by the playful genius of the legendary mathematician.

Insights puzzle

How to Assess Risks During the Coronavirus Pandemic

September 25, 2020

The medical research scientist and Quanta puzzle columnist Pradeep Mutalik explores how to make sense of COVID-19 data while managing your personal risk.

Insights puzzle

COVID-19 Is Raging. How Safe Is Your Backyard Party?

August 6, 2020

Awash in coronavirus data, misinformation and tremendous uncertainty, we need to put our risk analysis skills to the ultimate test.

Insights puzzle

How to Design (or at Least Model) Mixed Dog Breeds

July 31, 2020

Readers simulated the genetics of dog breeding to solve a puzzle about mixed breed percentages and sexual reproduction.

Insights puzzle

How to Breed a Pomsky and Other Questions About Dogs and Sex

June 18, 2020

Solve a puzzle about mixed dog breeds, sexual reproduction and the COVID-19 pandemic.