The olfactory system is essential for most animals: it supports postnatal survival, detects environmental hazards and mediates emotional, social and nutritional behaviors.

Prefer Newsweek on Google to see more of our trusted coverage when you search. Stem cells in menstrual blood could transform the future of medicine, according to a doctoral research scientist called ...

New research has identified a protein that could serve as both a biomarker and therapeutic target to weaken stem-like cancer ...

New research suggests hair loss may hinge on a fragile cellular balance during regeneration, where stem cells must survive a ...

Immune cells called B cells make antibodies that fight off invading bacteria, viruses and other foreign substances. During their preparation for this battle, B cells transiently revert to a more ...