The Tune of Love and the Nature(ness) of Spacetime
  The black hole information paradox is among the most outstanding puzzles in physics. I argue here there is yet another black hole quandary which, in light of the recent direct detection of gravitational waves by Advanced LIGO, reveals a new window to probe the nature of spacetime in the forthcoming era of 'precision gravity.' 
Rafael A. Porto
gr-qc hep-th