c. 3,000 BCE
Communication
Egypt
Papyrus
Pressed reed sheets give Egypt a light, portable writing surface.
Why it mattered
Records could travel, enabling administration at imperial scale.
Bronze Age
3,000 BCE
2 recorded milestones at this point in the record.
c. 3,000 BCE
Science
Britain
Stonehenge sarsen circle
Neolithic Britons hauled and jointed multi-tonne stones aligned to the solstices.
Why it mattered
Monumental astronomy built by societies without writing or metal tools.
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Nearby in the record
c. 3,300 BCETechnology
Bronze alloying
Southwest Asia
c. 3,300 BCEMedicine
Otzi's toolkit and tattoos
Alps
3,200 BCECommunication
Cuneiform writing
Sumer
c. 3,100 BCECommunication
Egyptian hieroglyphs
Egypt
c. 2,900 BCETechnology
Glass making
Mesopotamia and Egypt
c. 2,800 BCEMedicine
Ebers and Edwin Smith surgical practice
Egypt