or can they produce new eggs into adulthood? The question has been vociferously debated, but now, a study published online in Nature Cell Biology today (April 12) reports that at least in mice, adult ...

The ovary is the female gonad, which houses egg cells. Women are born with all the eggs they will ever have, and each egg is ...

People with ovaries have around 1 million to 2 million eggs at birth. That number dips significantly by puberty and continues ...

Only last week a British clinic offered cut-price IVF treatment to women who agreed to donate eggs. Scientists have known for some time that female foetuses develop ovaries after as little as 16 ...

Levine, who does not treat Hildebrandt, notes that it’s possible she hasn’t reached menopause if she has polycystic ovary ...

Human biology is not black and white. Although newborns are typically categorized as male or female at birth based on visible external genitalia, millions of people are born with biological features ...

Moving turtle eggs from beaches into hatcheries is a common practice to protect them from some ... A team of Mexico-based researchers examined 150 sea turtles to determine how ex situ incubation ...