Key points are not available for this paper at this time.
Since Einstein’s 1916 prediction, gravitational-wave astronomy has evolved into a mature observational science. After early conceptual debates and bar-detector attempts, kilometer-scale laser interferometers LIGO achieved the first detection in 2015 (GW150914), opening a new window for astronomy and enabling new tests of general relativity.
Barsuglia et al. (Fri,) studied this question.