Love (IMAGE) Aalto University Caption Modern and Mesopotamian people experience love in a rather similar way. In Mesopotamia, love is particularly associated with the liver, heart and knees. Figure: Modern/PNAS: Lauri Nummenmaa et al. 2014, Mesopotamian: Juha Lahnakoski et al. 2024 Credit Figure: Modern/PNAS: Lauri Nummenmaa et al., Mesopotamian: Juha Lahnakoski. Usage Restrictions For use in conjunction with content related to this piece of research. License Licensed 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.