# Measuring the cosmos… Ghosts and numbers…

A groundbreaking experiment in physics has for the first time provided a precise measurement of a force between electrons and …

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A groundbreaking experiment in physics has for the first time provided a precise measurement of a force between electrons and …

Gisin, of the University of Geneva, debates the physical reality of real numbers. His main problem lies with real numbers …

Our whole life we must make decisions and weigh up probabilities of different events. By learning to estimate which event …

Skin colour patterns in animals arise from microscopic interactions among coloured cells that obey equations discovered by the mathematician Alan …

Does infinity exist? Is the whole larger than the parts? Are all the numbers either negative, positive or zero? Phenomenally …