Forensic techniques are getting more sophisticated.
AAP Image/Julian Smith
Genetic evidence has become a critical aspect of modern criminal investigations. What are the methods and approaches used in present-day DNA forensics?
It’s naive to pretend there are no profound genetic and epigenetic differences between the sexes.
Elephant Gun Studios/Flickr
What produces the differences between men and women? Are they trivial or profound? Are they genetic or environmental, or both? And are men really closer genetically to chimpanzees than to women?
The human Y chromosome has retained only 3% of its ancestral genes. So why’s it a shadow of its former self?
Rafael Anderson Gonzales Mendoza/Flickr
The Y chromosome, that little chain of genes that determines the sex of humans, is not as tough as you might think. In fact, if we look at the Y chromosome over the course of our evolution we’ve seen it…