Can science help you find love?

After three days of chatting is actually the sweet spot of coordinating a date.

Should you throw out your black plastic utensils?

And how old are those apples at the grocery store?

If you're buying an apple in June or July, that apple is coming up on its first birthday.

I'm Mike and Scott. Every week,

the pulse digs into health and science issues that matter to you and your life. You can find us wherever you get your podcast. As the saying goes, an eye for an eye leaves the whole world blind.

But it's actually worse than that.

An eye for an eye is likely to make us want another eye.

From KERA in Dallas, this is think.

I'm Chris Boyd.

When we believe someone has wronged us, it can be weirdly satisfying to fantasize about giving them a taste of their own medicine.

We're sure we'd feel even better if we could actually go through with it.

But like the fleeting high from any addictive substance, acts of revenge can briefly flood our brain

with feel-good chemicals only to saddle us with relentless, agonizing cravings for more.

James Kimmel Jr. is my guest. He's been interested in revenge for a long time now,

as a founder and co-director of the Yale Collaborative for Motive Control Studies and as assistant

clinical professor in psychiatry at the Yale School of Medicine. But before any of that,

he was an angry teenager who fantasized about taking out his bullies and then a litigator who

satisfied his taste for revenge by extracting maximum pain from the people his clients were suing.

It made him very successful at his job, and it nearly broke him.

His book is called The Science of Revenge, Understanding the World's Deadliest Addiction and How to

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