Multiple DNA breaks at either the centromere or the long arm of the mouse Y chromosome cause it to fragment and disappear.

In-depth analysis of the Neanderthal Y chromosome offers insights into the ancient hominins’ split with modern humans.

Increasing the expression of two genes from non-Y chromosomes restores spermatogenesis in male mice that lack Y chromosomes.

Mammalian Y chromosome genes with important functions are transferred to autosomal chromosomes more often than previously thought, a study shows.

A toothpick and a bit of chance shaped David Page’s career, which he has dedicated to understanding the mammalian Y chromosome and fetal germ cell development.

In 2014, new research findings and guidelines brought increased attention to biological differences between males and females.

A new study reveals an association between smoking and rates of Y chromosome loss in blood cells, which may explain elevated cancer risk among male smokers.

Evolution of Y chromosome; delivering gene with “bionic ears”; diversity of an important cyanobacterium; charting genome-sequencing progress; blockbuster pharma deals

A detailed analysis of sex chromosomes finds unexpected evolution of functional Y chromosome genes across species.

Chilly mice develop more tumors; gut bacteria aid cancer treatment; two Y chromosome genes sufficient for assisted reproduction; HIV’s “invisibility cloak”