🔬 Discovery

Lucy (Australopithecus afarensis)

Date
24 de noviembre de 1974 · confidence high
Place
Hadar, Afar Region, Ethiopia
Credited to
Donald Johanson, Maurice Taieb, Yves Coppens, Tom Gray
People
👤 Donald Johanson1943–👤 Maurice Taieb1935–2021👤 Tom Gray👤 Yves Coppens1934–2022
Field
Cosmos & Earth

What was discovered

A skeleton 3.2 million years old, 40% complete, showed that bipedalism preceded brain enlargement: a hominin with the pelvis and legs of a walker and a small skull. It was the oldest and most complete known human ancestor for decades.

Coordinates of the Hadar site. Named after the Beatles song; in Amharic 'Dinkinesh' (you are marvellous).

What it led to

  • Consolidation of East Africa as the cradle of humanity
  • 'Bipedalism first' model of human evolution
  • Later discoveries: Ardi (4.4 Ma), Selam, Homo naledi
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