The Printing Press – Taking the written word to the masses
May15

The Printing Press – Taking the written word to the masses

Ideas that changed the World : The invention of printing & the printing press like many innovations evolved over time but there was one seminal moment when the printing press exploded on the scene and changed society forever.

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Cement and Concrete
Mar23

Cement and Concrete

Concrete is not a modern material. Did you know the Romans used it? But who discovered it and how long ago was it used?

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Photo Voltic Cells (Solar Panels)
Jan03

Photo Voltic Cells (Solar Panels)

Solar cells, or photovoltaic cells, convert energy from sunlight into electricity… but how? What principles lie behind this technology?

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Spectacles
Aug19

Spectacles

Spectacles … fashion item and indispensable ‘modern’ aid … but they’re far older than you think. Here we look at the origins of specs.

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