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· Discover · Nat Geographic · Texas AM Anthro News · Yahoo Anthro & Archaeo · Google · · The Archaeology Channel · Excerpt, or Link only? · cgk's list of ping lists · |
Hmm. Yea, that's the ticket.
From the article: “Well, what else are they doing with their brains that used to do that kind of stuff?” I’m pretty sure that other things are being done...
The development of the large brain was not a simple accident. Studies at the University of Chicago have shown it was a complex event that occurred over a relatively short period of time. It not only required changes in size of the brain but significant changes in reproductive capabilities to accomodate larger brain size.
So how does this explain Biden? Pelosi? Reid?
My mother-in-law is a genetic accident that could not have been prevented.
...In a recent lecture, the Oxford neurobiologist argued that a mutation in the brain of a single human being 200,000 years ago turned intellectually able apemen into a super-intelligent species that would conquer the world. In short, Homo sapiens is a genetic accident.
Most scientists believe we achieved our intellectual status through gradual evolution. Blakemore's intervention will therefore come as a surprise and an upset, although this will not faze the provocative 66-year-old.
Apparently the headline writer is a genetic throwback to his smaller brained ancestors. Just because it was a genetic accident doesn't mean it wasn't evolution. In fact, the theory of evolution is that all genetic changes are random of which a few are beneficial and provide a significant increase in the chances to survive and breed, while others are detriments to survival and breeding. The first type pass their genes to their offspring while the second type are genetic dead ends who don't have offspring. Evolution does not require small changes. Some are going to be very big ones in one generation if they offspring are much, much better at survival than those who don't have the mutation.
The answers in the second paragraph. It says, “there had been a gradual increase in brain size among hominins starting three million years ago.”
That’s just about the same time we became carnivores, which led to gradual increases in brain size. So, if 200,000 years ago, a dramatic increase in brain size occurred, we must have started eating more meat. Or McDonalds opened, 137 trillion served since 200,000 BC.
Such an event is very likely the result of quantum theory, a sudden, unexpected jump. Quantum theory would also explain the “jumps”, or “missing links” in evolution.
Is this a GGG topic?