c. 2,900 BCE
Technology
Mesopotamia and Egypt
Glass making
Faience and then true glass produced from silica, soda and lime.
Why it mattered
A transparent, mouldable material with no natural equivalent.
Bronze Age
2,900 BCE
1 recorded milestone at this point in the record.
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Nearby in the record
3,200 BCECommunication
Cuneiform writing
Sumer
c. 3,100 BCECommunication
Egyptian hieroglyphs
Egypt
c. 3,000 BCECommunication
Papyrus
Egypt
c. 3,000 BCEScience
Stonehenge sarsen circle
Britain
c. 2,800 BCEMedicine
Ebers and Edwin Smith surgical practice
Egypt
c. 2,700 BCETransportation
Sewn-plank seagoing ships
Egypt