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Physics

Quantum weirdness isn’t weird – if we accept objects don’t exist

We can grasp the truth about the quantum world, says physicist Carlo Rovelli – as long as we abandon our most cherished assumption about what’s real and what’s not

By Carlo Rovelli

10 March 2021

·ï»Ë²ÊƱ. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Saman Sarheng

HERE is a chair in front of me. A nice red wooden chair with four legs, a seat to sit on, a rest to support the sitter’s back. Does this chair exist by itself?

Of course it does: it exists regardless of me. But wait: we call it a chair because we sit on it. Would there be the concept of a chair without its relation to us, without sitting humankind?

Maybe not, but even if someone were unaware of a chair’s intended function, its components would still exist, for instance the smooth red wood it is made of. What…

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