In this model of a mathematical surface, every aspect of every swoop, dip and pinch is encoded in a single equation. That equation has a singularity where the plaster would be drawn infinitely thinly.

Video: Equations that rule the world The Pythagoreans figured out what makes strings sound harmonious THE alarm rings. You glance at the clock. The time is 6.30 am. You haven't even got out of bed ...