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'Everything we found shattered our expectations': Archaeologists discover 1st astronomical observatory from ancient Egypt
An Egyptian archaeological team discovered the ... But it was the discovery of a huge sundial — along with several ...
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Chaldean Sundial, Greece, 320 BCE
The inventions of the hemispherium and the hemicyclium are attributed to Berosus (356-323 BCE), a Chaldean priest and astronomer who brought these types of sundials to Greece. Both dials use the shape ...