When it comes to early detection of cognitive impairment, a new study suggests that the nose knows. Researchers from Mass General Brigham developed olfactory tests-in which participants sniff odor ...

Humans can usually tell the difference between about 10,000 different smells. But if they’ve got a bad cold, all that snot blocking their nose might stop them from being able to smell at all.

Joy Milne’s life has changed immeasurably since the day she ambushed an eminent stem-cell biologist at a talk in Edinburgh, ...

From picking up the scent of a potential mate miles away to uncovering an explosive, a dog's nose is always hard at work ...

they had more than 1,200 test subjects smell 74 monomolecular—i.e., chemically very simply structured—odor samples. The test subjects then described what they perceived with their nose in ...

Orkin noted, however, that the smell from the bugs could remain inside the vacuum for "some time." According to experts, the best form of prevention is keeping stink bugs from being able to enter ...