The Robot, the Marble, and Michelangelo

Can a robot sculpt a masterpiece?

In Carrara, Italy, ROBOTOR is using industrial KUKA robots, powerful milling spindles, and sophisticated software to carve enormous blocks of marble into forms of astonishing complexity. It looks futuristic—but the fundamental process is as ancient as sculpture itself.

Unlike 3D printing, nothing is added. Everything is taken away.

We explore how robotic stone carving actually works, why simply bolting a spindle onto a six-axis industrial robot doesn’t create a robotic sculptor, and why KUKA machines keep appearing in advanced sculpture and milling applications. Along the way, I revisit a client project that began with a FANUC robot and a deceptively simple question: Couldn’t we make it do this too?

Then we return to Michelangelo.

ROBOTOR can receive a digital model and calculate how to carve it. Michelangelo first had to imagine what the marble ought to become.

And that leads us to Chesterton—and a larger question about machines, craftsmanship, matter, and purpose:

Can a machine carve a masterpiece without knowing what a masterpiece is?

Perhaps the marvel is not that a robot can remove everything that isn’t David.

The marvel is that a man once knew David was there.

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Chesterton Radio — Stories • Ideas • Wonder

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