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Gravitational Waves

Detection Methods Black Hole Mergers Supermassive Black Holes Background Cosmic Events Black Hole Dynamics Neutron Star Properties Black Hole Spin LIGO Observatories LIGO Detectors Cosmology Detection of Gravitational Waves LIGO Event Horizon Event Horizons Black Hole Research Space-Time Distortion Astrophysical Phenomena Cosmic Phenomena Detection Sources

Twin Black-Hole Mergers Display Extreme Spins, Strengthen Einstein’s Theory, and Point to Second-Generation Origins

Peer-reviewed analyses turn two late-2024 gravitational-wave detections into some of the sharpest tests of general relativity to date.

First Radio Image Resolves Two Supermassive Black Holes in Quasar OJ287

Wormhole Hypothesis Revives 2019 Wave Mystery as New Data Bolster Black‑Hole Physics

Astronomers Measure First Black-Hole Recoil, Tracing Newborn’s 3D Flight From 2019 Merger

Astrophysicist Proposes Paperclip-Sized Probe to Test Black Hole Physics

LVK Confirms Record-Breaking 225-Solar-Mass Black Hole Merger

Record-Breaking 225-Solar-Mass Black Hole Merger Challenges Formation Models