Ajit Pai @AjitPai
OTD in 2015, gravitational waves—ripples in the curvature of space/time—were detected by @LIGO detectors. As later explained, this milestone meant that "[w]e are not only going to be seeing the universe, we are going to be listening to it." cc @AstroKPJ https://t.co/QCY0a4cOpl — PolitiTweet.org
Ajit Pai @AjitPai
Awestruck by @LIGO's announcement. Gravitational waves detected from collision of black holes 1.3 billion years ago! https://t.co/jBl4m4cXBz