3
votes
3answers
173 views

How did the unique features of human intelligence evolve?

I have been debating the following topic with a friend. She argues that humans do not descend from chimpanzees or orang-utans, because if we did, such animals would share the same cognitive thinking ...
14
votes
2answers
2k views

How is intelligence correlated to beauty?

Recently, I read up several interesting questions on the web about the relationship between IQ and general intelligence and physiological symmetry. But more importantly, what explains the correlation? ...
7
votes
5answers
337 views

Does an exceptional working memory inhibit intelligence?

According to the Fox News article "Chimps Smarter Than Humans in Memory Test" chimps were able to significantly outperform humans in a simple working memory task. I quote one part of the article in ...
6
votes
0answers
426 views

Cultural brain hypothesis and gene-culture co-evolution

Recently, Joseph Henrich of UBC has been promoting his cultural brain hypothesis. The goal is to explain a selection pressure behind the development of the human brain and general intelligence. The ...