water wheel

/Tag: water wheel

European economy in the 1700s

By |2018-04-08T11:14:15-07:00August 4th, 2017|Economy, Modern Europe|

Kids in a spinning mill in England During the 1700s AD, the first modern factories opened. At first these were spinning factories to make thread for clothing, blankets, and sheets. Because most adults were busy working on farms, factory owners hired mostly children to work in the spinning factories. In Britain in 1788, two out of three [...]

Who invented paper? Ancient China and the history of paper

By |2018-11-30T09:37:38-07:00July 27th, 2017|China, Literature, Science|

History of paper: Early Chinese paper Paper invented in China Since the invention of writing, people had been trying to come up with something easier to write on than papyrus or parchment, and also something easier and cheaper to make. Read more about papyrus What is parchment made of? More ancient China articles But it took 3000 [...]

Science and Math in ancient India

By |2018-11-30T07:51:48-07:00July 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 [...]

Mauryan India – history of India

By |2017-09-13T08:21:08-07:00July 20th, 2017|History, India|

These punch-marked silver coins might be from the time of Chandragupta I Alexander went back to Babylon in 324 BC. Then a man named Chandragupta overthrew the old Vedic kingdom of Nanda and formed a big new empire. He ruled all of northern India and into Afghanistan. Greek historians said that Chandragupta got the idea from Alexander. But it [...]

Science in ancient and medieval China

By |2018-05-28T00:10:52-07:00June 7th, 2017|China, Science|

Chinese science: a double-action piston box bellows (China) What are some Chinese inventions? Chinese scientists started inventing a lot of new things around 500 BC, during the Warring States period. That might be because of the formation of the first empires and the rise of the Silk Road. (More about the Silk Road) [...]