~200,000 B.C.Humans began to walk the Earth and were born into a stone-age society. The climate in the Sahara was tropical and humans lived among their Neanderthal cousins and other hominids.
~50,000 B.C.Stone tools became more advanced and were designed for different functions. As a result the human population exploded, cultural distinctions among them arose, migration out of Africa began, and the other homo-genus species steadily became extinct.
~8,000 B.C.The agricultural revolution in the Fertile Crescent took hold allowing civilizations to take place.
~3,000 B.C.The beginning of written history occurred and the rise of absolute ambition, where rulers and individuals struggled for power and world conquest, became prevalent.
-1775 A.D.Production of energy and goods were taken to an industrial scale through the industrial revolution greatly impacting human’s impact on the Earth.
-1969 A.D.Humans walk on the moon.
-2008 A.D.6,735,155,145 people on the planet wondering where we came from and where we are going.