“I told one group of people a specific odorant was parmesan cheese. They sniff it and then evaluate how pleasant, intense, and familiar it is. After a week interval, I give the same group the same smell and say, ‘This is vomit.’ People sniffed it and shrank back. They said, ‘That’s disgusting.’ They wouldn’t believe it was the same smell they had smelled the week before and liked.”—Rachel Herz knows a lot about smells.
“A couple in a declared relationship and without a high dispersion on the site are 50 percent more likely to break up over the next two months than a couple with a high dispersion, the researchers found.”—