Tribes of a few hundred or less began to emerge 13,000 years ago in the Fertile Crescent with harvests of abundant wild cereals.
All mitochondrial genomes today should be traceable to a single woman, a ‘mitochondrial Eve’. This woman, the researchers concluded, probably lived in Africa around 200,000 years ago.
Johanna Nichols – a linguist at the University of California, Berkeley – argued in 1998 that vocal languages must have begun diversifying in our species at least 100,000 years ago.
In human genetics, Y-MRCA – informally known as Y-chromosomal Adam – is the most recent common ancestor (MRCA) from whom all currently living men are descended patrilineally.
The discovery of fire, or, more precisely, the controlled use of fire was, of necessity, one of the earliest of human discoveries.