Foam looks like it sits there doing nothing. Soap suds, shaving cream, whipped cream, the bubbles hold their shape and seem calm. But new research suggests that’s just the outside story.
Engineers at the University of Pennsylvania report that even when a foam keeps its overall form, its bubbles keep shifting inside. The surprising part is how they described that motion. The researchers say the same kind of mathematics used in deep learning, the approach that trains many modern AI models, can also explain how foam keeps moving without “settling down.”
This is a small, hopeful reminder that science still has room to be surprised by everyday things. A material we’ve all seen a thousand times may be following patterns that also show up in computers, and possibly in living systems that constantly reorganize themselves, like the scaffolding inside cells.
It’s not a promise of instant new gadgets, but it is the kind of basic insight that often becomes useful later. Better ways to understand motion and stability in messy systems can eventually help researchers design materials that are more adaptive, or improve models that have to keep learning without getting stuck.
Source: https://phys.org/news/2026-01-physics-foam-strangely-resembles-ai.html