Tag Archives: Sex Differences

For the Good of the Species: Older Men Mating with Younger Babes

Re-published from the “Al Fin, You Sexy Thing!” blog Research published in PNAS reveals that the sperm of older men tends to have longer telomeres, conferring an advantage in longevity to offspring. Dr Dan Eisenberg and colleagues from the Department … Continue reading

Posted in Biomedicine, Sex | Tagged

“After I started taking testosterone, I became interested in science… “

Can Testosterone Really do That? Normal testosterone levels for men: 300 to 1000 ng/dl Normal testosterone levels for women: 30 to 95 ng/dl From the Archives of “This American Life” Radio Show: Testosterone Gives a Man a Mind to Think … Continue reading

Posted in Biomedicine, Sex Differences, Testosterone | Tagged | 4 Comments

Testosterone: King of Hormones

It’s been well established that men perform better than women when it comes to specific spatial tasks. But how much of that is linked to sex hormones versus cultural conditioning and other factors? __ SD Testosterone Helps One to Quickly … Continue reading

Posted in Genetics and Gene Expression, Human Brain, IQ, Sex Differences, Testosterone | Tagged , | 1 Comment

Bigger Brains & IQ; Sex-Related Differences in Emotional Regulation

The fact that brain size correlates with intelligence between species, is fairly uncontroversial. We expect chimps to be more intelligent than monkeys, and humans to be more intelligent than chimps. It is only when we start looking at comparisons of … Continue reading

Posted in Cognition, Genetics and Gene Expression, Human Brain, IQ, Sex Differences | Tagged

Big Surprise! Gender Gap in Physics (and Math) Persists

No matter how hard feminist “scholars” try to explain away the gender gap in high level math and physics aptitude, the underlying reality will not go away. In a new synthesis of past work, researchers found that women consistently score … Continue reading

Posted in Cognition, Human Brain, Learning Theory, Sex Differences, Testosterone | Tagged | 2 Comments