Animal breeding has traditionally focused on improving mean trait performance; however, contemporary research increasingly highlights the significance of genetic variation not only in trait means but ...

Some of the environmental factors are modifiable, the researchers said. Nature versus nurture: Scientists are gathering more evidence on which has more of an impact on human well-being amid the aging ...

Share on Pinterest Scientists have quantified the impact certain lifestyle factors have on biological aging. Christian Charisius/picture alliance via Getty Images Researchers are still working to ...