Hi, I'm Lindsay.

And I'm Marshall.

Welcome to Tumble, the show where we explore stories of science discovery.

Today, we're sniffing out the science of smell, starting from the kitchen.

From stinky cheese to savory meats to sweet desserts, we're asking why food smell?

So clear out your noses.

As we focus on our old factory organs and discover the world of smell science.

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Today's question comes from our listener Finn.

My name is Finn.

I'm 10 years old and I live in Waterville, New York.

I wonder why certain foods smell the way they do, like bananas or cucumbers or chocolate.

Maybe foods are made of different chemicals and smell different as a result.

To find out, scientists might study the chemicals inside the foods or even study how people

smell food.

That's a really good question and it sounds like Finn has a good idea of how scientists might

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