Light Curve of a Flash (IMAGE) University of Copenhagen - Niels Bohr Institute Caption The intensity profile of the fast radio burst, showing how quickly it evolved in time, last only a few milliseconds. Before and after the burst, only noise from the sky was detected. Credit Malesani/Petroff Usage Restrictions Malesani/Petroff 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.