Why is the Y chromosome disappearing? The Y chromosome has seen significant changes over the course of human evolution. "In comparison to the X, the Y is tiny.

Here, the duo photographed the chromosomes in each of the 15 cells, karyotyped them by cutting out individual photographs of each chromosome, and labeled the back of the photos to designate which ...

Scientists have fully sequenced the Y chromosome for the first time, uncovering information that could have implications for the study of male infertility and other health problems.

Scientists published a full genetic sequence of the genes that make some white campions male, and hope their work could unlock how the flower got that way.

The male Y chromosome in humans is evolving faster than the X. Scientists have now discovered the same trend in six species of primate.

The molecules that silence a woman’s second X chromosome can confuse the immune system, a new study suggests. By Carl Zimmer Women are much more likely than men to have their immune system turn ...