Stone implements dating from 9000 to 2400bc consolidating music on itunes
Yet the earliest tools found in Africa date from no earlier than 2.6 million years ago.
As history progresses, considerable regional irregularities of cultural development emerge and increase.
End of the Hadean Eon and the beginning of the Archaean Eon.
2.5 billion years ago: End of the Archaean Eon and beginning of the Protoerozoic Eon. 1.8 to 2.1 billion years ago: First known eukaryotes (organism whose cells contain complex structures enclosed within membranes).
It is difficult for the untrained eye to identify these tools made of broken rock, but the reality is that they were used for more than two million years (running from ca.
: Maybe 2.5 to maybe 6 million years ago, or somewhere in the middle, something happened and a few hominids started walking upright and thinking a little different then their progenitors, thus starting our rise to pre-dominance of the earth.Here it is also mentioned that our human ancestors were using stone-tipped spears to hunt 500,000 years ago, 200,000 years earlier than previously thought.