This gas produces that rotten egg smell you might be familiar with in your own farts’ fragrance profile. The gases that are ...

This article was originally published with the title “ The Stereochemical Theory of Odor ” in Scientific American Magazine Vol. 210 No. 2 (February 1964), p. 42 doi:10.1038 ...

"For many years, it has been suggested that there is a functional link between the immune system and the sense of smell," coauthor Frank Zufall of the University of Maryland told The Scientist. "These ...

scientists don't know exactly what odor molecules are triggering the response. Researchers are now analyzing volatile chemicals emanating from grape leaves infected by a fungus called powdery ...

Image: Joy Milne at the mass spectrometer The method allows Ms Milne to smell molecules while they are identified by the machine. Professor Barran explained: "So we split them. Some go to be ...