After more than 50 years of research, scientists still don't know exactly what causes autism. But the data make clear that ...

For more than a century, scientists have debated whether intelligence is mostly a product of nature or nurture. Identical twins—those born with the same genetic blueprint—have long been the perfect ...

Teenagers who are unhappy with their bodies are more likely to develop symptoms of eating disorders and depression in early ...

When we think of identical twins, we often imagine mirror images — same face, same smile and perhaps even the same talents. But what surprises many is that these genetic carbon copies can have ...

Twin studies have proven invaluable for teasing out the effects of both genetics and the environment on human biology. Researchers studied pairs of twins to look at how the interplay of genetics and ...

These mice were genetically identical, so any differences in methylation had to come from epigenetic factors. Global DNA study identifies 175,000+ variants affecting human diversity and disease risk ...

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 ...

An international team of researchers led by King’s College London have identified genetic factors that may make some individuals more or less sensitive to the environments they experience. Published ...

Many diseases and medical conditions are partly influenced by genetic factors. That is because identical twins show greater resemblance in health-related traits, compared with fraternal twins. Of ...

A study comparing the faces of identical twins confirms what many smokers fear – the habit does prematurely age a person’s skin, taking a serious toll on looks even after just five years. Researchers ...

Study of 2,000 twins shows teenage body dissatisfaction predicts adult depression and eating disorders. Social pressure, ...