The 2017 Nobel Physics Prize has been awarded “for decisive contributions to the LIGO detector and the observation of gravitational waves” to Rainer Weiss, Barry C. Barish and Kip S. Thorne of the Laser Interferometer Gravitational-wave Observatory. The Prize announced by Sweden’s Royal Academy of Sciences comes with 9 million kronor ($1.1 million). For the past 25 years, the prize has been shared among multiple winners.