Whale Call Audio (AUDIO) DOE/Lawrence Berkeley National Laboratory Your browser does not support the audio element. Caption Researchers captured this audio of whale calls using fiber-optic sensors that could be affixed to the floating offshore wind substructure. Credit Berkeley Lab Usage Restrictions None 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.