Scattering (IMAGE) University of British Columbia Caption By using different high-frequency channels to observe the CMB and combining this information, researchers may be able to better isolate the Rayleigh signal. Credit UBC Science Usage Restrictions None 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.