A short history Our Earth was formed about 4.56 billion years (4.560.000.000 years) ago by accretion of material from the Solar Nebula. https://en.wikipedia.org/wiki/Accretion_(astrophysics) Compared to many other species, the history of mankind covers a very short period. Early modern humans (Homo sapiens) were born in Africa about 200,000 years B.C., and have since spread around the world. This development began[Read More...]
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