Using data from twin studies conducted over many years, researchers have found a link between levels of depression and the amount of fruit and vegetables people eat each day. Twin studies are powerful ...

People who complete more years of formal education tend to score lower on measures of right-wing authoritarianism, a trait ...

Twins have fascinated people for centuries. Even the horoscope has "Gemini," the twins, here depicted in the Indian, "The Book of Iskandar." Source: Wellcome Trust Collection, Public Domain. "What ...

New twin research shows that innate IQ plays a major role in predicting your future socioeconomic status. The study, which ...

A new study on identical twins published on Sunday in the journal BMC Medicine found that eating a vegan diet for 8 weeks was linked to lower biological age measured by DNA methylation, compared to ...

Fascination with twins and what twin studies tell us about human nature is universal. There is no question that behavioral and medical science advances have happened largely because twins yield a ...

Add Yahoo as a preferred source to see more of our stories on Google. A century’s worth of twin data reveals that when schooling differs, identical twins’ IQs can diverge as much as unrelated people’s ...