Tag Archives: Archimedes

If you had been a citizen of the ancient Greek city of Athens on a fine spring morning in 409 B.C., you would have gathered with thousands of your fellow citizens on a hillside inside the city. You would then have listened carefully to the discussion of various matters of business, conducted by the chairman and secretary of the meeting from a platform below and facing you. You would have seen an Athenian citizen thread his way from the hillside to this platform. This was a sure sign that he had a proposal to make to the voters. The citizen …

In the last years of the fourth century B. C., Greek citizens going about their business in the stoas or the shops sometimes stopped and wondered what was wrong. Everything seems strange. They themselves had not changed and their cities looked the same as before, but the world around them was so different that they could hardly recognize themselves. The little poleis on the mainland looked out at an enormous empire, which stretched across Asia and Egypt. They shipped their olive oil and pottery across the Mediterranean. Their corn came from fields beside the Black Sea and the Nile. Merchants …