Breakthrough in the fight against spruce bark beetles

For the first time, a research team led by Lund University in Sweden has mapped out exactly what happens when spruce bark beetles use their sense of smell to find trees and partners to reproduce with. The hope is that the ...

Measuring ozone chemistry in an occupied residence

An international team of researchers has taken a look at the amount of ozone in an occupied residence in order to measure both ozone and volatile organic compounds (VOCs) associated with chemical reactions with ozone. In ...

Turning sweat against itself with a metal-free antiperspirant

Body odor is an unpleasant smell, produced when bacteria living on the skin break down the proteins in sweat. To avoid stinking, some people apply antiperspirants that clog sweat ducts with foreign materials, such as metals, ...

Odors as navigational cues for pigeons

Many bird species can find their way home even after being brought to remote or unfamiliar locations. Over 40 years of research on homing pigeons have shown that environmental odors play a crucial role in this process. Yet ...

Using artificial intelligence to smell the roses

A pair of researchers at the University of California, Riverside, has used machine learning to understand what a chemical smells like—a research breakthrough with potential applications in the food flavor and fragrance ...

Novel noncovalent bond blocks repulsive odor of isocyanides

Isocyanides are an important class of organic compounds owing to a wide range of chemical transformations they can undergo. These molecules are employed for the synthesis of various pharmaceuticals, polymers, catalysts, and ...

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