The original video credit goes to LIGO Lab Caltech : MIT @LIGOLabCaltechMIT
Video Credit: / @ligolabcaltechmit
Video uploaded under Creative Commons Attribution licence (reuse allowed).
This simulation was created by the multi-university SXS (Simulating eXtreme Spacetimes) project. For more information, visit http://www.black-holes.org.
Image credit: SXS
Laser Interferometer Gravitational-Wave Observatory, or LIGO. LIGO detected gravitational waves, or ripples in space and time generated as the black holes spiraled in toward each other, collided, and merged.