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

Mapping the human reproductive system offers new clues into conditions affecting reproductive organs and the environmental ...

As humans gear up for an era of exploring places like the Moon and Mars, a big question arises: can humans reproduce in space? In many ways, we’re still far out from a definitive answer, and ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. When humans kill wolves, they compensate by reproducing more and their populations tend to ...