The Scale of Things Episodes Available now
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Wealth
Would you consider yourself to be wealthy?
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Sensations
How do we measure and define our sensations?
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Memories
What are human memories made of and how can they be measured?
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Electricity
We can't see it, smell it or taste it. So how do we measure electricity?
![](https://ichef.bbci.co.uk/images/ic/320x180/p06lrx0y.jpg)
Distance
The history of measuring distance and length
![](https://ichef.bbci.co.uk/images/ic/320x180/p06lrx0y.jpg)
Sound
From super sonic to decibels, how sound is measured
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Microscopic World of the Atom
How to measure things at extreme ends of the size scale
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Start of a New Day
Examining how various cultures mark the start of a day
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Time
One of the earliest ways of measuring time was the sundial
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Calendars
How would you calculate your age without measuring time?