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Meteors project – Astronomy activity

By |2018-05-31T11:49:17+00:00August 18th, 2017|Physics|

Lyrid meteor shower The best way to learn about meteors is to go look at actual meteors falling into Earth's atmosphere. You can just look up at the sky and see meteors without a telescope or anything. Three things though: first, you need to be someplace where it's pretty dark. Downtown in a big city, you [...]

Roger Bacon – Medieval science

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

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 [...]

Chinese New Year – Ancient China

By |2018-04-18T17:29:31+00:00June 7th, 2017|China, Religion|

Chinese moon cakes for the New Year People in China probably started to celebrate the New Year - the beginning of farming in the spring - around the same time they started farming, about 3000 BC. People in West Asia were already celebrating the New Year in early spring by that time, and [...]

What does B.C. stand for?

By |2018-01-29T22:57:57+00:00May 25th, 2017|History, Science|

B.C. stands for Before Christ, and it means the number of years before the birth of Jesus Christ. That was about 2000 years ago, so the date 552 B.C. means 2552 years ago. Some people use B.C.E. instead. That stands for Before the Common Era, and is used in order to avoid Christian references. Quatr.us [...]