Google AI can tell what things smell like by their molecular structure

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An artificial intelligence model that maps the structure of molecules to their smell can help create specific food flavors or find compounds to better repel disease-carrying organisms like mosquitoes

Technology


12 September 2022


A man smelling a plant

What we smell is connected to the structure of chemical molecules in the air, but many subjective factors influence it

John Howard/Getty Images

Google has used an artificial intelligence to produce a map that relates smells to the structures of molecules. It is as reliable as a human in describing the smell of a substance, and the researchers behind the work say that it is a decisive step towards the digitization of smells.

The hope is that the AI ​​model can eventually be used to identify new scents for fragrances and flavors for food science, or come…

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