An analysis of twin cohort data suggests that human life span is far more heritable than previously believed. The findings of the analysis show that once deaths from external factors, such as ...

Sequencing nearly half a million genomes, researchers show that most additive genetic influences on height, lipids, and other complex traits are now directly measurable, while pinpointing ultra-rare ...

Where does our personality come from? Are we the way we are because of nature or nurture? Is the degree to which we differ from each other in, say, how extraverted or agreeableness we are primarily ...