Linked from
The 52 pages that link to Gravitational wave, each with the reason it gives.
GravityBroader topic: Their detection directly confirmed a dynamic prediction of general relativity.
SpacetimeBroader topic: Changing curvature can travel through spacetime as a wave.
GravitonRelated: Quantized gravitational waves would be described as collections of gravitons.
NatureRelated: Nature has reported major discoveries and follow-up research on gravitational waves.
GravitationBroader topic: It carries changing gravitational influence outward at the speed of light.
Barry BarishNarrower topic: These waves are the signals LIGO was designed to detect.