A novel beautiful-charming Tetraquark (IMAGE) Tata Institute of Fundamental Research Caption Schematic picture of the predicted Tetraquark, Tbc, made of four quarks: beauty, charm quarks and two light anti-quarks. Credit Nilmani Mathur Usage Restrictions Need permission of Nilmani Mathur 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.