Reproductive System

New research shows how external genitals arose from very different starting places for reptiles and mammals.

Egg-freezing technology has improved in recent years, and the procedure will likely become more common in the future. But how much will it really change women's lives?

Chances are you've tried to hide a runny nose and cough when you're sick at the office or around family members, and a new study finds animals do something similar.

Parents of children with autism sometimes decide not to have more children after their first child is diagnosed or shows signs of the disorder, a new study suggests.

New research suggests that carrying around a cellphone in your pocket could lower sperm motility and viability.

The 'goaty' smell of male goats stimulates female goat reproductive systems, new research finds.