Click Here To Read: Astronomers detect gravitational waves predicted by Einstein By Will Morrow on The World Socialist Web Site on February 12, 2016.
The three stages of the collision of two black holes – inspiral, merger and ringdown – illustrated above. The signal detected by the two LIGO instruments is superimposed across the bottom. Credit: LIGO, NSF, Aurore Simonnet (Sonoma State U.)