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Cosmology

Cosmology

Delensing of cosmic microwave background could reveal ancient gravitational waves

25 Jul 2016
The cosmic infrared background at 857 GHz as seen by the European Space Agency's Planck mission
Infrared cosmos: the cosmic infrared background at 857 GHz as seen by the European Space Agency's Planck mission. (Courtesy: ESA/Planck)
Physicists in the UK and the US have shown how to use one kind of diffuse cosmic radiation – the c

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Edwin Cartlidge is a science writer based in Rome
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