Originally Posted by Grapesoda

the time line of humanity starts 200,000 years ago, referred to as the Paleolithic in which humanity was physically, emotionally, mentally and spiritually as any modern human today yet only had stone and wood technology. the climate wasn't stable enough to really advance to modern humanity until the Neolithic, starting after after the last ice age, 17,000 years ago to aprox 12,000 years ago.