In Focus delivers deeper coverage of the political, cultural, and ideological issues shaping America. Published daily by ...

SAN DIEGO — Men in the United States could be interested in male contraceptives, but options are limited. However, scientists at the Salk Institute in La Jolla may have discovered a new method for ...

Ultrastructure expansion microscopy of murine male germ cells reveals the fine molecular structures of centrioles (shown in the enlarged image). DNA is stained in blue, and the chromosome axis in red.

Scientists found that combining oxytocin with an Alk5 inhibitor revitalized extremely old male mice, boosting their lifespan and strength. Female mice showed only short-term improvements, highlighting ...

Chinese researchers have developed a lotion to boost sperm motility, an advance that could help tackle the global male ...

Why do women scientists publish fewer papers than men? Sociologists of science have been pondering that question since the late 1970s, when they documented the fact that women scientists publish about ...

A gene-edited mouse created with two male parents has now survived to reach adulthood. This is a momentous occasion for genetics, as previous attempts to create bi-paternal mice have failed for a ...

For years, people have been saying that men are from Mars, women are from Venus, but when it comes to both sexes' actual brains, it is almost impossible for scientists to tell them apart. For ...

Six decades later, Jane Goodall is still defending herself against criticism of her iconic National Geographic cover. The acclaimed zoologist, whose work with chimpanzees revolutionized the way ...

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