WELD 174AB Lecture Notes - Lecture 66: Fertile Crescent, Byzantine Science, Matthew Effect
31 Jul 2020
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Emergence of the humans: expansion, first civilizations. The invention of writing: the first writing systems, written documents as external memory. The classical world: fertile crescent, greeks, romans. The late roman empires, the arab empire and the middle ages: byzantine empire, arab empire, remains of the western roman empire. The west: schools and universities, protestant reformation, book printing. The very beginning: the earth is around 4. 6 billion years old, georges-louis leclerc determined age based on degree of heat lost by the earth since its beginning (75,000-168,000 years) Lord kelvin: 100 million years; later 24 mio: charles darwin 300 million years. Geology = studies surface of the earth and tries to understand its past by analyzing the many layers of sediments that have been formed. 6-7 million years ago; class of bipeds (ancestors of chimpanzees and modern humans) was forced out of the jungle into the savannah: africa became much drier (cut off of currents between.
