When people think of DNA, they usually think of genes, the parts that code for proteins and drive inherited traits. But there ...

We don't know exactly why men are taller than women on average, but we have some genetic clues. On average, human males tend to be about 5 inches ( 13 centimeters) taller than females. But why?

By the age of 70, about 40% of men have lost the Y chromosome in at least some of their white blood cells. This condition, ...

Adam and Eve may have actually existed ... catastrophic 2025 with 'ancient plague worse than cruel wars' The ancestors who passed on the male Y chromosomes and female mitochondrial DNA to today’s ...

This implies that modern extant human Y chromosomes trace ancestry to Africa and that the descendants of the derived lineage left Africa and eventually replaced archaic human Y chromosomes in ...

Explore the implications of vanishing Y chromosomes in men and its effects on health and aging in contemporary society.

Y chromosomes and men’s health Long before any species-wide overhaul, countless men are already losing the Y chromosome cell by cell. Starting in their fifties, bone-marrow stem cells sometimes ...