Linked from

The 25 pages that link to LIGO, each with the reason it gives.

• Gravitational waveBroader topic: Its interferometers measure the tiny differential changes in arm length caused by passing waves.

• Gravitational-wave astronomyBroader topic: Its detectors made the first direct observation of gravitational waves.

• InterferometryBroader topic: Its detections extended interferometry from laboratory precision to astronomy.

• Michelson interferometerBroader topic: Its long Michelson-based arms register minute differential changes caused by passing waves.

• California Institute of TechnologyRelated: Caltech researchers co-founded and operate LIGO with partner institutions.

• Multi-messenger astronomyRelated: Its detections trigger searches for electromagnetic and neutrino counterparts.

• Gravitational wave detectorsBroader topic: Its long, highly isolated arms show how interferometric detection is implemented.

• Binary pulsarCompared with: LIGO detects gravitational waves directly, while binary-pulsar timing tracks their effect on an orbit.

• GW170817Related: Its detectors recorded the signal’s long inspiral from the merger.

• Experimental physicsBroader topic: LIGO's interferometers made gravitational-wave signals accessible to direct observation.

• KilonovaRelated: LIGO detected the merger whose electromagnetic counterpart revealed a kilonova.

• Quantum metrologyBroader topic: LIGO demonstrated squeezed-light enhancement in precision interferometric measurement.

• Virgo interferometerRelated: LIGO and Virgo combine observations to strengthen detections and improve source localization.

• Binary black holeRelated: LIGO made the first direct detection of gravitational waves from a binary black-hole merger.

• GravitationRelated: Its observations directly detect passing disturbances in spacetime.

• Kip ThorneRelated: Thorne helped develop the scientific case and technical foundations for this observatory.

• Joseph WeberRelated: LIGO’s later detections used a different technology and confirmed gravitational waves directly.

• Rainer WeissBroader topic: Weiss’s instrument concept became the foundation of LIGO’s detectors.

• Barry BarishBroader topic: Barish directed the project that built and operated these detectors.

• Joseph Hooton Taylor Jr.Compared with: LIGO detects gravitational waves directly, unlike Taylor’s orbital-decay evidence.

• Stellar black holeRelated: Its detections established mergers of stellar-mass black holes as observable events.

• Russell Alan HulseRelated: The indirect evidence from Hulse’s binary pulsar discovery preceded LIGO’s direct detections.

• First observation of gravitational wavesBroader topic: Its two detectors recorded the signal that established the observation.

• Gravitational-wave observatoryBroader topic: LIGO made the first direct detection of gravitational waves in 2015.

• List of unsolved problems in physicsRelated: Gravitational-wave measurements offer new tests of gravity and compact-object physics.