East African Bantu genomes match Angola’s better than Cameroon’s.

Around 350 million Africans speak one of roughly 500 Bantu languages.

A 2023 study compared genomes from Angola, Mozambique and Cameroon and found the migration split only at the rainforest’s southern edge.

Archaeologists still cannot say whether Bantu speakers invented iron smelting or learned it from neighbours.

How each outlet framed it

drawn from 10+ reports worldwide

Ars Technica
traces Bantu iron-smelting via Great Zimbabwe furnaces that used natural-draft chimneys, no bellows, cites Ezekiel Mtetwa of the Field Museum

Sources: Ars Technica