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Period: 3500 BCE to 3000 BCE
Astronomy
The origins of Western astronomy can be found in Mesopotamia, the "land between the rivers" Tigris and Euphrates, where the ancient kingdoms of Sumer, Assyria, and Babylonia were located. A form of writing known as cuneiform emerged among the Sumerians around 3500–3000 BC. -
Period: to
Rene Descartes
René Descartes (1596–1650) was a creative mathematician of the first order, an important scientific thinker, and an original metaphysician. During the course of his life, he was a mathematician first, a natural scientist or “natural philosopher” second, and a metaphysician third. -
Period: to
Albert Einstein
Albert Einstein (March 14 1879 – April 18 1955) was a German-born theoretical physicist who developed the theory of relativity.