Sketch of the Taylor-Couette cell used in a laboratory study of the standard magnetorotational instability, the expected cause of fast accretion in astronomical disks. Selected for an Editors’ Suggestion.

From the article:

Observation of Nonaxisymmetric Standard Magnetorotational Instability Induced by a Free-Shear Layer
Yin Wang, Fatima Ebrahimi, Hongke Lu, Jeremy Goodman, Erik P. Gilson, and Hantao Ji
Phys. Rev. Lett. 134, 135101 (2025)

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