Donna Lu: Record number of new gravitational waves offers game-changing window into universe
Astronomers have detected a record number of gravitational waves, in a discovery they say will shed light on the evolution of the universe, and the life and death of stars. An international team of scientists have made 35 new observations of gravitational waves, which brings the total number of detections since 2015 to 90. Gravitational waves are ripples in the fabric of spacetime, created by massive cosmic events – such as pairs of black holes smashing together – up to billions of light years away...