New research has mapped the cell types that specialize to form reproductive organs in both sexes, identifying key genes and ...

Human reproduction is influenced by a complex interplay of biology, genetics, and socioeconomic factors. Over the past few decades, substantial changes have occurred in reproductive trends across high ...

Off a quiet hallway on the top floor of a building at the University of Osaka in Japan, Katsuhiko Hayashi is hatching a revolution. Human embryo science: can the world’s regulators keep pace? He is on ...