Scientists are making inroads in understanding one of the central mysteries of human reproduction: Why do women’s eggs deteriorate as they age? The broad strokes have been well-known — the ticking of ...

Reproduction involves making quality gametes – egg and sperm – which are essential for species continuity and therefore have huge implications for human health. The quality of the gametes is not only ...

If you liked this story, share it with other people. Successful conservation interventions have helped mountain gorilla populations recover from 620 in 1989 to more than 1,000 today. However, mountain ...

A new UC Davis study reveals previously unknown cell types in the female reproductive tract of Drosophila fruit flies. The knowledge could help in studies of fertility in general, and in managing ...

As scientists gain a better understanding of the mysteries of human physiology, the protein called myostatin (MSTN) has repeatedly been shown to play a central role in human reproduction. A new ...

Dolphins have active sex lives, with frequent dalliances not just for reproduction. One reason may be that the prominent female dolphin clitoris provides sexual pleasure. The findings suggest that the ...

Getting the job done. A female Asian water dragon (Physignathus cocincinus) produced a daughter (left) without the assistance of a male. Skip Brown/Smithsonian’s National Zoo An Asian water dragon ...