Michael Levin
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Appearances Over Time
Podcast Appearances
And each piece regrows a perfect little worm.
They know exactly, every piece knows exactly what's missing, what needs to happen.
In fact, if you chop it in half, as it grows the other half, the original tissue shrinks so that when the new tiny head shows up, they're proportional.
So it keeps perfect proportion.
If you starve them, they shrink.
If you feed them again, they expand.
Their control, their anatomical control is just insane.
Yeah, Thomas Hunt Morgan did.
Yep.
Amazing.
Yeah.
And maybe more.
I mean, they didn't have antibiotics back then.
I bet he lost some due to infection.
I bet it's actually more than that.
I bet you could do more than that.
Well, yes.
I mean, again, true.
Well, that's the thing, right?
So when I talk about this, I say, just remember that as amazing as it is to grow a whole planarian from a tiny fragment, half of the human population can grow a full body from one cell.