Composing the World

"We can hear the universe!" This was the triumphant proclamation at a February 2016 press conference announcing that the Laser Interferometer Gravity Observatory (LIGO) had detected a "transient gravitational-wave signal." What LIGO heard in the morning hours of September 14, 2015 was the vibration of cosmic forces unleashed with mind-boggling power across a cosmic medium of equally mind-boggling ...