Archive on 4 considered Lord Clark, who wrote and presented the landmark BBC series Civilisation.
Five minutes in, Clark stands in front of Notre Dame and asks, 'what is civilisation'? He says he can't define it in the abstract ('yet'), but knows it when he sees it, and he can see it in front of him.
If I had to say which was telling the truth about society, a speech by a minister of housing, or the actual buildings put up in his time, I should believe the buildings.
Graphene with ripples could help make better hydrogen fuel cells
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The one-atom-thick layer of carbon known as graphene can split hydrogen 100
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