Word: cranial
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Dates: during 2000-2000
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...even reach the bean dip? What does it mean if I walk into a room on an errand of some kind and discover that I can't remember if I came in for a dictionary, a soup spoon or a socket wrench? After a certain age, does everyone's cranial zip disc start to fill up? Or worse, can mundane, mid-life memory glitches actually be warning signs of such later-life dementia as Alzheimer's disease...
...that wisdom was upset in 1994, when a Homo erectus skull from Indonesia was dated to 1.8 million years B.P. (before the present). And while that discovery was disputed by some scholars, a find reported in last week's Science should end all doubt. Cranial bones from two H. erectus individuals, discovered in Dmanisi, in the Republic of Georgia, have been dated to at least 1.7 million years B.P. What's more, researchers unearthed at the site primitive stone implements resembling those found at H. erectus digs in Africa, proving that fancy tools weren't the trigger for the departure...