A decades-long study reveals hundreds of chimpanzees waging a violent and deadly conflict against their former friends in ...

Kibale National Park in Uganda, home to the world's largest known group of wild chimpanzees, has become the site of a lethal civil war that has ...

Exposure to per- and polyfluoroalkyl substances (PFAS) may impact female fertility, pregnancy and birth outcomes, according ...

University of Miami researchers "most comprehensive study" examined data of more than 100 million in measuring marital factors and cancer incidence.

Sleeping too hot can ruin rest. Experts explain how cooler bedding, breathable fabrics or going naked may improve sleep and ...

Also on our shopping list: A three-piece luggage set for just $84, a super-cute dress for just $20 and set of cooling pillows ...

The hectocotylus is both a reproductive organ and a sensory organ, a rare combination in animals, new research suggests ...

Typically, female mouse embryos with two X chromosomes develop ovaries because a gene called Sox9 is suppressed. In male ...