Making Time

Why does Russia have 11 time zones while China has just one? Peter Sherman investigates the history, politics and technology behind some of the world’s most incongruous ways of telling time.

The Arrow of Time (Part 3)

The Thermodynamic “Arrow of Time” in Physics (And to a Lesser Extent, in Snooker) PART 1 | PART 2 | PART 3 Special Boxes Although every point in phase space corresponds to a different, unique arrangement of the particles, we can impose some organization on the space as a whole. Let’s imagine dividing it into […]

The Arrow of Time (Part 2)

The Thermodynamic “Arrow of Time” in Physics (And to a Lesser Extent, in Snooker) PART 1 | PART 2 | PART 3 Jiggling Particles Let’s look again at the third film. The rolling ball possesses an initial kinetic energy, which gradually dissipates away through friction: the particles in the fabric that the ball travels over, […]

The Arrow of Time (Part 1)

The Thermodynamic “Arrow of Time” in Physics (And to a Lesser Extent, in Snooker) PART 1 | PART 2 | PART 3 He reached toward the ash tray on the desk, selected the shortest – and hence best – cigarette butt, dabbed it against the ceramic surface until it began to burn, then lifted it […]