Greenbank (IMAGE) West Virginia University Caption Researchers at West Virginia University — working as part of the North American Nanohertz Observatory for Gravitational Waves, or NANOGrav, collaboration — utilized the Green Bank Telescope in Pocahontas County to help uncover evidence of low-frequency gravitational waves for the first time. Credit Submitted Photo/Jay Young, Green Bank Observatory 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.