Until now, it had been widely assumed that the kind of mental ability that allows us to solve new problems without having any relevant previous experience — what psychologists call fluid intelligence — is innate and cannot be taught (though people can raise their grades on tests of it by practicing). picked by deEPCHill 5 months ago

They say elephants never forget, but their brainpower does not stop there. A new study suggests that pachyderms can distinguish threatening groups of people from those who mean them no harm. picked by lllllllllllllll 10 months ago