From The New York Times, Feb. 11, 2016: A team of scientists announced on Thursday that they had heard and recorded the sound of two black holes colliding a billion light-years away, a fleeting chirp that fulfilled the last prediction of Einstein’s general theory of relativity.

Members of the Dark Energy Survey have partnered with the LIGO experiment in the hunt for gravitational waves. They’re the DES-GW group. DES-GW will use the Dark Energy Camera to help LIGO search for the source of the gravitational waves it detects.