LIGO detects third black hole merger

Dancing duo of black holes.Statement from National Science Foundation (NSF) Director France Córdova regarding news that researchers at the Laser Interferometer Gravitational-wave Observatory (LIGO) detected gravitational waves from a third pair of merging black holes 3 billion light-years away -- the farthest distance yet.
This is exactly what we hoped for from NSF's investment in LIGO: taking us deeper into time and space in ways we couldn't do before the detection of gravitational waves. In ... More at https://www.nsf.gov/news/news_summ.jsp?cntn_id=242099&WT.mc_id=USNSF_51&WT.mc_ev=click
This is an NSF News item.