This is an I-Hart podcast.

Guaranteed Human.

From twitching leaves to thinking minds, where does I begin?

Is it wiring, roots, or loops that inspires thinking?

Birds have been around for 150 million years, but chickens, less than half of that.

So did chickens come first, or was it eggs?

Go ahead, have a guess at.

That was kind of long.

These rhymes get better every time.

To see the early universe, we need neutrinos or gravitational waves.

But how will we know what to look for in all of that particle haze?

Whatever questions keep you up at night, Daniel and Kelly's answers will make it right.

Welcome to Daniel and Kelly's extraordinary universe.

Listener questions, episode 30. Music right. Welcome to Daniel and Kelly's extraordinary universe.

Listener questions, episode 30.

Hi, I'm Daniel. I'm a particle physicist, and I never get tired of hearing questions from listeners.

Hello, I'm Kelly Leadersmith. I study parasites and space, and I also never get tired of your questions.

They're always wonderful. And Daniel, I have a question for you. Do you prefer eggs that have been sitting in the refrigerator or eggs that have been sitting on your counter? Oh my gosh. I am not prepared to have an opinion about that. Why do they taste the same? Well, I've just kind of, they probably taste pretty similar. But I've noticed that there are cultural differences. I think in Europe, you're more likely to get eggs that don't need to be refrigerated.

And so the differences in the United States, I think we rinse off our eggs.

And once you've rinsed them off, they need to be refrigerated.

But if you don't rinse off your eggs, they come out of the chicken with a layer called a bloom,

which protects against bacteria and stuff like that. And so you can

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