Narrated Overview (VIDEO) U.S. National Science Foundation This video is under embargo. Please login to access this video. Caption The Event Horizon Telescope (EHT) -- a planet-scale array of eight ground-based radio telescopes forged through international collaboration -- was designed to capture images of a black hole. For more multimedia, visit NSF.gov/blackhole. Credit NSF 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.