Hey, Ira Flato here from Science Friday. Each episode we give you surprising facts.

There's a whole phenomenon of moths visiting eyes of mammals. Expert insights. It doesn't

take a lot of brain to run a lion, actually. And we tackle the big questions. How is this going to

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Although radical life extension is an intriguing idea, so far nobody has figured out the secret to keeping humans alive and thriving for 120 years or more.

What medicine does know how to do, actually really well, is to prevent tens of thousands

of premature deaths every single day around the world. If only we had the will to do it. From KERA

in Dallas, this is Think. I'm Chris Boyd. Dr. Tom Frieden directed the Centers for Disease Control

and Prevention under President Obama,

and today he is CEO of the organization resolved to save lives.

In those jobs and in his earlier work as Health Commissioner of New York City,

his focus has been on turning knowledge about what affects health into action,

with a particular focus on how we can prevent disease from taking hold in the first place. His new book is

The Formula for Better Health, How to Save Millions of Lives, Including Your Own. Dr. Frieden, welcome

to think. My pleasure. Before we get into the formula that this book offers, I would like to

talk to you about this open letter published in the New York Times this month, assigned by you

and eight other

former CDC directors. The headline was, we ran the CDC, Kennedy is endangering every

American's health. By Kennedy, of course, you mean Health and Human Services Secretary,

...