Remember the graph paper you used at school, the kind that's covered with tiny squares? It's the perfect illustration of what mathematicians call a 'periodic tiling of space', with shapes covering an ...

A logarithmic spiral with a diameter of 500 μm, approximately half the diameter of a sewing needle. Curiosity about a mistake that left tiny dots on a germanium wafer with evaporated metal films led ...

A team of physicists at UCLA has uncovered a strange and unexpected phenomenon—spiral patterns forming spontaneously on solid surfaces. The discovery, which began with a simple mistake in the lab, is ...