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History of astronomy – Science and space

By |2019-02-04T15:14:58-07:00September 5th, 2017|Science|

A starry sky with the Milky Way galaxy(thanks to Bernd Nies) Early astronomy The very earliest people, as early as six million years ago, knew much more about the moon and the planets and the stars than most people do today. The moon The planets What are stars? More astronomy articles That's because they lived mainly outside, without electric lights blocking [...]

What is inertia? Physics – Science

By |2018-05-31T11:49:29-07:00August 18th, 2017|Physics|

The bus is heavy, so it's hard to get it moving. A law of physics first suggested by the Uzbek scientist Ibn Sina about 1000 AD states that "an object at rest tends to remain at rest, and an object in motion tends to remain in motion." Scientists call these tendencies inertia. Inertia is a way of measuring [...]

Science in Early Modern Europe

By |2018-04-13T01:12:09-07:00August 7th, 2017|Modern Europe, Science|

Early modern science: Tycho Brahe (He looks funny because his nose got cut off in a duel and he wore a false one made of brass.) New observatories in Europe Europe's colonialism and slave trading brought a lot of money to Europe. By 1600 AD the fashion for building new observatories that had swept from China west [...]

Thomas Hobbes – European philosophy

By |2018-04-23T09:44:15-07:00August 7th, 2017|Modern Europe, Philosophy|

Thomas Hobbes, a European philosopher Thomas Hobbes (yes, he's the one that Calvin named his tiger after) lived in England, about fifty years after Calvin and about the same time as Descartes. While Hobbes' sister was kept at home, as a man Hobbes got to go to college at Oxford and read Thucydides, Aristotle, and other ancient authors. After [...]

René Descartes – European philosophy

By |2019-05-06T07:44:32-07:00August 6th, 2017|Modern Europe, Philosophy|

René Descartes Who was Descartes? René Descartes was one of the earliest philosophers of the European Enlightenment, in the early 1600s AD. He was just 8 years younger than Hobbes. While Descartes was growing up, Henry IV was killed, Marie de Medici ruled, and then Richelieu. More about Hobbes The Enlightenment All our European History [...]

Chinese Science History – Ming and Qing Dynasties

By |2018-04-18T09:54:11-07:00June 4th, 2017|China, Science|

During the Ming Dynasty, not many scientists were working in China; most people who wanted to do science moved west to the big universities of Central Asia. But when Jesuit missionaries from Europe brought newly invented telescopes to China in 1615 AD, Chinese astronomers were just as excited about it as the Western astronomers had [...]