One, two and now three historic waves have come from deep space — confirmed again by a chirping sound that was like music to the soul for the worldwide group of scientists waiting for it. An ...
The Laser Interferometer Gravitational-Wave Observatory has made a third detection of gravitational waves, providing the latest confirmation that a new window in astronomy has opened. As was the case ...
On September 14, 2015, a signal arrived on Earth, carrying information about a pair of remote black holes that had spiraled together and merged. The signal had traveled about 1.3 billion years to ...