Twisted N00N states (IMAGE) Tampere University Caption Conceptual image displaying the input photons bunching into a two-photon structure made visible through post-selecting on the two photons coexisting in the same transverse position. Credit Markus Hiekkamäki / Tampere University Usage Restrictions To be used in context of this news License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.