Complete descent of a testis occurs in two distinct stages. Both involve a ligament attached to the base of the testis, the gubernaculum (from the same Ancient Greek stem that gave us “governor”). In ...

A biological look at the complex, two-phase migration of the testes during fetal development.

My 2013 book, How We Do It, addressed an enduring mystery in mammal reproduction: “It is often claimed that the word ‘testify’ comes from an ancient Roman custom in which a man would clutch his testes ...