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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The search for extraterrestrial intelligence
Star Diary: What’s in the night sky, 20 to 26 June
Space Women: Maggie Aderin-Pocock
Star Diary: What’s in the night sky, 13 to 19 June
Star Diary: What's in the night sky from 6 to 12 June
Star Diary: What's in the night sky from 30 May to 5 June
What is dark energy?
Star Diary: What’s in the night sky, 23 to 29 May 2022
Star Diary: What’s in the night sky, 16 to 22 May 2022
Star Diary: What’s in the night sky, 9 to 15 May 2022
Star Diary: What’s in the night sky, 2 to 8 May 2022
Hubble, James Webb and life beyond Earth
Star Diary: What’s in the night sky, 25 April to 1 May 2022
Star Diary: What’s in the night sky, 18 to 24 April 2022
Star Diary: What’s in the night sky, 11 to 17 April 2022
Star Diary: What’s in the night sky, 4 to 10 April 2022
What happens if someone dies in space?
Star Diary: What’s in the night sky, 28 March to 3 April 2022
Star Diary: What’s in the night sky, March 2022
Interview: The science of exploding stars
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