A  Science and Technology Odyssey In Cyberspace-Time 
20000 BC to 1800 AD
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Title Page

20000BC-301BC

300BC-1499AD

1500 - 1699

1700 - 1800

Back to Timeline 20000 B.C. thru 301 B.C.

Astronomy

"At Chaco Canyon, as at several other cities in prehistoric America, astronomy was a central part of the ancient inhabitant's world-view and culture. Of course, to any farming people, the changing of the seasons was important, but the Anasazi probably looked at the sky as a place of special significance." from Site 1.

Like ancient people everywhere, Africans wondered at the sky and struggled to make sense of it. Evidence that they did so with creativity and intelligence has been slow to permeate academic studies of archeoastronomy and wider public understanding. from "Ancient Astronomy in Africa."

Marie Curie's Search for Radium (Science...

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