crime

Can DNA predict who might be a mass murderer?

There have been repeated attempts over the past 50 years to find genetic links to criminal behavior or mass murderers ...
y chromosome loss alzheimers

Y-chromosome not going extinct, but losing it may be risk factor for Alzheimer disease

The story of the Y chromosome began about 300 million years ago, when the ancestors of mammals diverged from reptiles ...
sex chromosomes

Sex not as simple as X and Y

Everybody assumed that the Y chromosome's sole purpose was to rigidly assign male sex. The truth is much more complicated ...