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Science and Math in ancient India

By |2018-11-30T07:51:48+00:00July 22nd, 2017|India, Science|

Ancient Indian science: Mohenjo Daro (ca. 2000 BC) From the time of the Harappans to the time of the Islamic conquests, Indian scientists and mathematicians were leaders. Ancient Indian science especially stood out in mathematics and engineering. Invention of zero History of steel Ancient India articles Harappan science and math in India The Harappans in 2500 BC had a sewage system at their [...]

Why was the cotton gin important? American History

By |2017-06-08T09:05:10+00:00June 8th, 2017|Clothing, North America|

Model of Indian cotton gin (1100s AD) When people in India first started to grow cotton, they picked the seeds out by hand before they spun the cotton into thread. By 500 BC, women in India used a rolling pin to get the seeds out of cotton. There's a picture of one in the [...]

Where does cotton come from? South America

By |2018-04-18T19:35:06+00:00June 8th, 2017|Clothing, South America|

A cotton and alpaca wool cloth from Peru, about 200 AD (in the Brooklyn Museum) South America  was the first place in the world where people grew cotton to make clothing. Norte Chico people in northern Peru spun cotton into thread and wove it into cloth around 4000-3000 BC. By 1000 BC cotton cloth, and mixed cotton/alpaca cloth [...]

Old World Cotton History – India, Africa, Asia, Europe

By |2018-04-18T19:35:05+00:00June 8th, 2017|Clothing, India|

India cotton bolls hanging from the plants India cotton farming About 2500 BC, a thousand years after people started to grow cotton in Peru, the Harappan people in India also started to grow cotton. We know because people wrote about cotton in the Rig Veda, and that was written about 600 BC in [...]

Slavery and the Cotton Gin – American History

By |2018-04-18T18:26:26+00:00June 8th, 2017|Clothing, North America|

Slavery and the Cotton Gin: A cotton baby dress from about 1796 AD (Wisconsin Historical Society) Cotton in the Caribbean When European explorers came to the West Indies in 1492 AD, they saw that people grew cotton there. By the 1600s these invaders forced the local people to grow more and more cotton. Europeans [...]