This month, we take a look at optical singularities. A recent experiment finds that light-matter interactions can be used to create and control phase singularities in organic thin films. Tune in to find out more...Featuring Philip Thomas (University of Exeter) Hosted by Ankita Anirban (Nature Reviews Physics) and Cristiano Matricardi (Nature communications)Ref: Thomas, P.A., Menghrajani, K.S. & Barnes, W.L. All-optical control of phase singularities using strong light-matter coupling. Nat Commun 13, 1809 (2022). https://doi.org/10.1038/s41467-022-29399-x Our GDPR privacy policy was updated on August 8, 2022. Visit acast.com/privacy for more information.