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3 10, 2017

Science in Islamic Africa – medieval African science

By |2019-08-21T09:21:51-07:00October 3rd, 2017|Africa|0 Comments

Medieval African science: The walls of Timbuktu, in Mali, West Africa Medieval African science In the 700s AD, the Islamic Empire conquered North Africa and began to trade a lot with East Africa. Islamic government did not allow women to work in science or medicine. But there were a lot of men in North Africa and East Africa, and in the area [...]

3 10, 2017

African map project – al Idrisi and Ptolemy’s maps

By |2019-08-21T09:22:35-07:00October 3rd, 2017|Africa|0 Comments

African map project: Al-Idrisi's map of the world (1100s AD) What's new about al Idrisi's map? Check out this copy of al-Idrisi's map of the world, created in the 1100s AD. Who was al-Idrisi? More about African science All our Africa articles Can you find the Black Sea? The Caspian Sea? The Mediterranean Sea? Where is China on this [...]

7 09, 2017

Scientific observation – history of science

By |2018-04-25T17:14:17-07:00September 7th, 2017|Science|0 Comments

Black-eyed Susan (the black in the middle is the seeds) Before people had any idea why anything happened, or how, they could at least find out what happened. People watched plants grow. They watched animals grow. They saw milk turn into cheese and flour turn into bread, Astronomers watched the sun come up and the stars and planets go around, and the seasons change. So they figured [...]

4 09, 2017

Ptolemy – Roman astronomy – history of science

By |2018-04-11T09:22:19-07:00September 4th, 2017|Romans, Science|0 Comments

A copy of Ptolemy's map of the world Ptolemy was born in Egypt in about 90 AD, when the Romans were ruling Egypt. He was a Roman citizen. Probably he was the son or grandson of a Roman government slave - maybe a clerk - who was freed and got citizenship. As a boy, Ptolemy went to Greek schools in Alexandria and wrote in Greek. When [...]

4 08, 2017

Roger Bacon – Medieval science

By |2018-04-24T08:21:21-07:00August 4th, 2017|Medieval, Science|0 Comments

Roger Bacon's diagram of a human eye Roger Bacon was born in England maybe about 1210 AD. It was late in the reign of King John. (That's the one in Robin Hood.) England was just beginning to get richer from raising and selling high quality wool cloth on the Silk Road. In addition, a warmer climate - the Medieval Warm period - was making [...]

27 07, 2017

Geography of the Arabian Peninsula

By |2019-01-30T06:20:13-07:00July 27th, 2017|Environment, West Asia|0 Comments

Map of the Arabian peninsula Where is the Arabian Peninsula? The Arabian Peninsula is part of West Asia that sticks out to the south. It's only separated from Africa by the narrow Red Sea. And it is not far from India, either. All our West Asia articles All our Africa articles What's the climate like there? The peninsula [...]

25 07, 2017

Islamic geographers – Medieval Islam

By |2019-07-03T10:11:08-07:00July 25th, 2017|History, Islam, Science|0 Comments

Islamic geographers: al-Idrisi's map of the world (1100s AD) Universities in the Islamic Empire Silk Road and Indian Ocean trade made many people in the Islamic Empire rich enough to send their sons to college. So the big university at Alexandria in Egypt stayed open. But the university moved from Alexandria to the nearby town [...]

18 07, 2017

Who was Eratosthenes? Astronomy and math

By |2019-05-30T20:45:26-07:00July 18th, 2017|Africa, Egypt, Science|0 Comments

Eratosthenes of Cyrene went to school here! A classroom at the University of Alexandria (al-Ahram 2004). Who was Eratosthenes of Cyrene? Eratosthenes of Cyrene was born about 276 BC. He was born in Cyrene (modern Libya), in North Africa. North African history Early Egyptian science African science and math All our Africa articles Chief [...]