News Physics

The fastest-spinning object ever made could help spot quantum friction in a vacuum

A sensor made with a swiftly revolving nanoparticle can detect minute torques

researchers working on torque sensor

A new torque sensor that uses a fast-spinning nanoparticle can detect tiny forces, say scientists Tongcang Li (left), Jonghoon Ahn (right) and colleagues.

Vincent Walter, Purdue University

By Emily Conover

- More than 2 years ago

To detect the quantum friction of empty space, scientists are going for a spin.