According to Healthline, the average size of a man's balls is around 4 x 3 x 2 centimetres (24 cm). For those of you who may worry about the difference in sizes of one testicle to another, don't fear ...

Researchers at Israel's Bar-Ilan University have grown "laboratory testicles" they hope could eventually ease male infertility, which affects 10% to 15% of American men. Getty Stock Image This is ...

A cancer diagnosis at 38 left Kevin Hull with tough choices, including whether he could have more children. Here’s how ...

As if this pandemic hasn’t been enough of a figurative kick to the genitals, there’s now some groin speculation over whether the COVID-19 coronavirus can affect the testicles. That’s your testicles if ...

Nanocontraception is based on the idea that nanoparticles — here, about 100 nanometres in diameter, or roughly one-thousandth the width of a piece of paper or of a strand of a human hair — can somehow ...

Beards are the new Beamers. Even if you can’t really judge a species’ status by its wheels, you just might be able to do so by its scruff: According to a new study, the “showy” facial hair of primates ...