Nature.

In a experiment, I don't know yet.

Why is Blight so far?

Like, it sounds so simple.

They had no idea.

But now the data's people.

I find this not only refreshing, but at some level astounding.

Nature.

Hello and welcome back. This week we're looking at how many lives are cut short by diesel emissions around the world.

And how a few error-prone bots can help humans work together.

We'll also take a look at how caterpillars do digestion differently.

This is the Nature podcast for May the 18th, 2017. I'm Adam Levy. And I'm Kerry Smith. Inside your gut and mine and every humans is a bustling community of millions of microbes.

Our microbiome.

This community of bacteria helps us digest food.

They chase away bad bugs.

And they're also a high-fashioned choice of research topic.

Microbioms are really hot right now.

Toby Hammer is at the University of Colorado in Boulder.

Almost every day there's a new study showing how the microbiome can be super important to a particular aspect of animal biology.

Even my mom, my grandma have read about the microbiome.

Toby doesn't study human gut bugs. He studies bug gut bugs, insect microbiomes. Specifically,

he's interested in the microbes inside caterpillars. Catabillas turn into butterflies and moths,

...