History & Biographies: Historical
The "Historical" topic covers important historical events in astronomy, including ancient "observatories."
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Featured Article
Constellations and Seasons
For most of human history, we have been wanderers. But around 7,000 to 10,000 years ago, tribes learned how to domesticate animals and cultivate simple crops. The birth of agriculture created a new...
Featured Resource
The Galileo Project
The Galileo Project is a source of information on the life and work of Galileo Galilei (1564-1642). Our aim is to provide hypertextual information about Galileo and the science of his time to viewers of all ages and levels of expertise. What you...
