Beyond Testicles and Dads: 5 Legit Studies of Male "Gear"
Researchers have often examined male genitalia, from ducks to dudes.
The study found that men with smaller testicles showed more "nurturing-related" brain activity when shown images of their own children. Other dads looked more like cads.
Surprising perhaps, but scholars have often turned their attention to the mysteries of the male half of the species, from studies of drakes to dudes. Reproduction is where evolution makes its mark, after all, and for that you need the right equipment.
That makes the look down the shorts of 70 Atlanta men, reported Monday in the Proceedings of the National Academies of Science, only the latest in a long line of such studies. Consider some of the recent profound results of studies scrutinizing the pride of the male animal:
1. Size indeed matters, at least