ClearBuds photo 3 (IMAGE) University of Washington Caption University of Washington researchers created ClearBuds, earbuds that enhance the speaker's voice and reduce background noise. ClearBuds use a novel microphone system and are one of the first machine-learning systems to operate in real time and run on a smartphone. Credit Raymond Smith/University of Washington Usage Restrictions For reuse with appropriate 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.