Universal Sound Diffusion in a Strongly Interacting Fermi Gas
Parth B. Patel, Zhenjie Yan, Biswaroop Mukherjee, Richard J. Fletcher, Julian Struck, Martin W. Zwierlein Science 370, 1222-1226 (2020) 10.1126/science.aaz5756 arXiv:1909.02555 MIT News: Physicists capture the sound of a “perfect” fluid BBC Radio 4: Radio podcasts: WGBH Radio New Scientist, Popular Mechanics