Before we had clocks, our concept of the passage of time wasn’t measured in minutes or hours. But now we don’t know any other way to think about it. And the development of clocks changed not only the way we think about time, but the way we use it, and the way we measure and quantify the world around us. In this video, Adam Westbrook looks at the changes that the simple clock brought to the world. -via Digg
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