From bats to jack-o-lanterns, Rorschach’s inkblots brought out a vast array of image associations during their use, with up to 300 different images recorded for each of the 10 blots. Now, researchers ...

Benoît Mandelbrot's fabulous fractals His highly visual approach led to the discovery of fractals, repeat patterns, shown above, that occur not only thoughout nature but in fields as diverse as music ...

The world is not smooth, made of perfect spheres and unbroken lines. Its edges are tattered and torn, ragged yet recognizable. Last week the world lost the man whose mathematics helped to explain ...