You are currently previewing the NEW Scientific American site. Tell us what you think or view the old site

Skip to main content

Mathematical Recreation406 articles archived since 1845

Jumping Champions

Ian Stewart Leaps over the gaps between prime numbers

December 1, 2000 — Ian Stewart

Spiral Slime

Ian Stewart finds mathematics in creatures great and small

November 1, 2000 — Ian Stewart

Hex Marks the Spot

Ian Stewart shows how to make some winning connections

September 1, 2000 — Ian Stewart

Knotting Ventured...

Ian Stewart shows how pieces of string can illustrate the principles of symmetry

July 1, 2000 — Ian Stewart

Paradox Lost

Careful analysis can untangle some logical conundrums, says Ian Stewart

June 1, 2000 — Ian Stewart

Rep-Tiling the Plane

A new method makes it easy to generate intricate designs, explains Ian Stewart

May 1, 2000 — Ian Stewart

Starting Thanksgiving

Enter code: HOLIDAY 2015
at checkout