Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...

The mirror spider can rapidly shift a patchwork of minuscule reflective plates underneath its abdomen’s outer surface, altering the pattern of mirrorlike flashes. This uncommon display comes from ...

Jay Bonner’s new book on Islamic geometric patterns is as dense and thick (595 pages) as the thorniest of textbooks, but the hundreds of illustrations and the immersion in this topic are simply ...