Geoffrey West: The Surprising Math of Cities and Corporations
Physicist Geoffrey West has found that simple, mathematical laws govern the properties of cities -- that wealth, crime rate, walking speed and many other aspects of a city can be deduced from a single number: the city's population. In this mind-bending talk from TEDGlobal he shows how it works and how similar laws hold for organisms and corporations.
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Charlie Todd: The Shared Experience of Absurdity
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Lyndelle Palmer Clarke Wanted a Deeper Meaning to Her Life
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Annie Murphy Paul: What We Learn Before We're Born
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Defying Gravity
What happens in our brain when we view an optical illusion? The information gathered by the eye is processed in the brain to create an idea or image that does not match with a physical measurement of the stimulus source.