For more than a century, Mendelian genetics has shaped how we think about inheritance: one gene, one trait. It is a model that still echoes through textbooks—and one that is increasingly reaching its ...

In “What We Inherit,” Sam Trejo and Daphne O. Martschenko examine the link between genetic myths and social genomics.

Twin studies can help geneticists determine whether some trait or condition is caused by the environment, or by genetics. Since identical twins carry basically the same genome, if a trait is due to ...

Environmental and lifestyle factors play a far greater role than genetics in determining the likelihood of dying young, according to the largest study yet to untangle the contributions of nature and ...

Tsukuba, Japan—Genetic and environmental factors influence cell growth. Although previous studies have evaluated the influence of these factors on growth, conducting studies that assess such factors ...

Aspirin, genetics and colon cancer To illustrate the effect gene-environment interactions have on disease, let's consider the example of aspirin use and colon cancer. In 2001, researchers at the Fred ...

A leading national autism researcher cautions against only considering environmental factors being primarily to blame for a drastic increase in known national cases, as has been suggested by by U.S.

Scientists have found that a special component in some people's blood provides them with natural protection against malaria.

Nature versus nurture: Scientists are gathering more evidence on which has more of an impact on human well-being amid the aging process. While both environmental exposures and genetics are known to ...