Detecting spacetime ripples of supermassive black holes
Astronomers detect evidence of gravitational waves from supermassive black holes at the centres of merging galaxies.
Star Diary · BBC Sky at Night Magazine
July 4, 202329m 13s
Show Notes
How do you measure ultra-low-frequency gravitational waves coming from the centres of distant galaxies? By observing their effect on cosmic clocks of course! This episode Dr Michael Keith, an astrophysicist at the University of Manchester, reveals how detecting subtle changes in the regularity of pulsars is providing a new way of observing the cosmos.
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