4min chapter

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas cover image

AMA | August 2023

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

CHAPTER

The Second Law of Gravity

There is a regime in which the excitations of that field look like particles. In other regimes they don't look very particle-like at all, right? Inside a proton, the gluon fields do not look like individual gluons because they're not small perturbations of the vacuum. And maybe in a black hole, near the singularity, there's really no regime inWhich the gravitational field looks like a collection of gravitons. So gravity has to interact with everything.

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