People around the world like the same kinds of smells

What smells we like or dislike is primarily determined by the structure of the particular odor molecule. A collaborative study involving researchers from Karolinska Institutet, Sweden, and the University of Oxford, UK, shows ...

Cilantro ingredient can remove foul odor of 'chitlins'

With chitlins about to make their annual appearance on Thanksgiving, Christmas, and New Year's Day menus, scientists have good news for millions of people who love that delicacy of down-home southern cooking, but hate the ...

Bacteria may help frogs attract mates

Brazilian scientists have discovered that the strong odor released by some amphibian species is produced by bacteria and that attracting a mate is one of its purposes.

Why does rotting food smell bad?

When food goes bad and starts to become pungent, it is most often due to the growth of spoilage microbes such as bacteria, yeasts and mold. Odors can come from two sources: chemicals that are released from the food as the ...

How cells in the nose detect odors

The human nose has millions of olfactory neurons grouped into hundreds of different neuron types. Each of these neuron types expresses only one odorant receptor, and all neurons expressing the same odorant receptor plug into ...

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