Odors can be measured by analytical chemistry

Usually, it takes a nose to smell, but now - for the first time - scientists have developed a convincing model able to measure odours from pig farms by means of precise measurements of the content of odorants in the atmosphere.

Understanding the scent of death

Well-trained cadaver dogs can be remarkably adept at discerning the smell of human remains from those of animals. Mimicking these canines' abilities in an artificial nose would be a huge help in disasters when thousands of ...

Trouble in the air?

Among the earliest warning signs of the 2014 West Virginia chemical spill were widespread reports of a peculiar odor: licorice.

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