The signal arrived at LIGO on January 14, 2025. Two laser beams running down 4-kilometer vacuum tube...
In January 2025, the loudest gravitational wave ever recorded hid a second signal nobody knew how to read — and a decade after the first detection, it has just given physicists the spin rate of a black hole's event horizon
The signal arrived at LIGO on January 14, 2025. Two laser beams running down 4-kilometer vacuum tubes in Hanford, Washington and Livingston,...
Author: Space Daily
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