Simulation of collapsing star with cocoon (VIDEO) Northwestern University This video is under embargo. Please login to access this video. Caption The jet-cocoon evolution from birth by the black-hole to breakout from the star (colormap is the logarithm of the off-axis strain amplitude and the sound reflects the GW frequency) Credit Ore Gottlieb/CIERA/Northwestern University Usage Restrictions add credit 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.