DALLAS – Nov. 20, 2003 – Researchers at UT Southwestern Medical Center at Dallas have shown that insulin family signaling is important for male sex determination, a discovery that furthers the ...

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 ...

In a recent study posted to the medRxiv* pre-print server, researchers used a suite of methods to detect severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in the testis of patients who died ...

Riddle me this: Both of these organs guard their contents closely, appear wrinkly on the outside, and can determine the course of an individual life. What are they? We’re talking about the brain and ...