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Astronomy and space

Astronomy and space

Pulsar timing irregularities reveals hidden gravitational-wave background

29 Jun 2023
Image of pulsars and black holes
Cosmic claims: researchers have used radiotelescopes around the world to hunt for gravitational waves using the subtle variations in the timing of pulsars. (Courtesy: Aurore Simonnet for the NANOGrav Collaboration)
The universe is undulating with a background commotion of gravitational waves that have been emitted

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Keith Cooper is a science writer based in the UK
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