The metabolism of cancer cells is abnormal compared to that of normal tissues. This leads to the alteration of volatile organic compounds (VOCs) in the exhaled breath of individuals with cancer. Study ...

Responding to environmental stimuli is crucial to the survival of organisms and often manifests as alterations in the structure and function of the nervous system. When and how information from the ...

Our noses encounter a vast diversity of chemicals every day, but scientists know little of how odorants stir awake the receptors in our bodies. A recent study is the first to parse the structure of a ...

To enjoy the scent of morning coffee and freshly baked cookies or to perceive the warning smell of something burning, the brain needs two types of cells, neurons and astrocytes, to work closely with ...

Using a new method called isotropic fractionator, a group of researchers has found biological evidence that may explain the superior olfactory abilities that women have over men. Individuals show ...

Researchers have found that as much as 30 percent of the large array of human olfactory receptor differs between any two individuals. This substantial variation is in turn reflected by variability in ...

A dog’s brain is wired for smell. Now, a new map shows just how extensive that wiring is. Powerful nerve connections link the dog nose to wide swaths of the brain, researchers report July 11 in the ...

A brain with a normal olfactory bulb on the left and a brain lacking the bulb on the right. Weizmann Institute of Science The way we perceive the world around us is super complex, but researchers seem ...

Scientists in Brazil found microplastics in the brain tissue of cadavers, according to a new study published Monday in the journal JAMA Network Open. Mounting research over the last few years has ...