Gravitational waves are a form of radiation, and while they have many similarities to light waves, there are some fundamental differences. This recognition is crucial for understanding how these waves behave in the universe.
For the first time, astrophysicists have measured the recoil - or " kick," in the parlance - resulting from the birth of a new black hole that formed from the merger of two preexisting ones. The international team of researchers measured the ripples in the fabric of spacetime, known as gravitational waves, allowing them to get unprecedented insights into the turbulent dynamics of two black holes crashing into each other.