Scheme and Experimental Setup (image) Science China Press Caption This is an illustration of the scheme and experimental setup for generalized Hardy's paradox. Based on which, the three-qubit and four-qubit generalized Hardy's paradoxes have for the first time been verified in experiment. Credit ©Science China Press Usage Restrictions Use with credit. 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.