"To know I could smell a rose or anything like that again, really hit home for me, " he said.

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Or E. coli that smell like bananas.

FORBES: Do-It-Yourself Life

She had brought a pleasant smell with her into the car, a smell from his childhood, like cough drops or licorice.

NEWYORKER: Outage

Women, it seems, choose not the kind of smell they would like on a partner, or even one that might mask a nasty odour of their own, but rather something that matches their MHC.

ECONOMIST: Perfume science

They would be like what you would smell on someone's pillow or sheet.

BBC: Women sniff out ideal mates

The second oddity is that in 1990, or thereabouts, a single Cape bee hatched with a handful of mutations that made her eggs smell like those of African-honeybee queens.

ECONOMIST: African honeybees