I want to talk to you about the future of medicine.

But before I do that, I want to talk a little bit about the past.

Now, throughout much of the recent history of medicine,

we've thought about illnes

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Can we, as adults, grow new nerve cells?

There's still some confusion about that question,

as this is a fairly new field of research.

For example, I was talking to one of my colleagues, Robert,

who is

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So I'm a neurosurgeon.

And like most of my colleagues,

I have to deal, every day, with human tragedies.

I realize how your life can change from one second to the other

after a major stroke or after a

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Twenty-eight years ago, I was a broken man.

And you probably wouldn't be able to tell that if you met me.

I had a good job at a well-respected academic institution.

I dressed well, of course.

But my i

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This is a talk about sugar and cancer.

I became interested in sugar when I was in college.

Not this kind of sugar.

It was the sugar that our biology professors taught us about

in the context of the co

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(Cello music)

(Music ends)

On the flight here,

I was reminded about my mom.

I'm a self-taught cellist, I've never had a lesson.

I studied double bass, but I just picked up the cello and started playin

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Chris Anderson: Mike, welcome.

It's good to see you. I'm excited for this conversation.

Michael Levin: Thank you so much. I'm so happy to be here.

CA: So, most of us have this mental model in biology

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You're sitting in the doctor's office waiting for test results.

She comes in and says,

"You have Parkinson's disease."

Your heart sinks, and you think about everything that will go wrong:

you'll be un

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One of the great things about science

is that when scientists make a discovery,

it's not always in a prescribed manner,

as in, only in a laboratory under strict settings,

with white lab coats

and all

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Translator: Andrea McDonough Reviewer: Bedirhan Cinar

We all start life as one single cell.

Then that cell divides and we are two cells,

then four,

then eight.

Cells form tissues,

tissues form organs,

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