A tiny version of this physics toy is revealing quantum secrets

Researchers created an atomic-scale version of Newton’s cradle to study thermal equilibrium

a Newton's cradle

GOT THAT SWING  Metal spheres in a Newton’s cradle (shown) swing back and forth rhythmically. The toy has inspired a quantum experiment where atoms replace the balls.

sarawuth702/iStockphoto

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Quantum Physics

From the Nature Index

Paid Content