After a decade studying thousands of supernovae, astronomers are still perplexed by the enigma that led Einstein to his ‘greatest mistake’.
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Articles on Expansion of the Universe
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The gravitational field can affect space and time: the stronger gravity is, the slower time moves. This prediction of General Relativity can be used to reveal hidden forces acting on dark matter.
Bright, flickering galaxies called quasars were thought to pose a problem for our understanding of the cosmos – but new research shows Einstein was right yet again.
The darkness of the night sky seems so obvious as to need no explanation – yet it has intrigued and baffled scientists for centuries.
Top contributors
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Astrophysicien, Professeur, Vice-président, art, culture, science et société, Université Paris-Saclay
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ARC Laureate Fellow and Winthrop Research Professor at the International Centre for Radio Astronomy Research, UWA., The University of Western Australia
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Maître de conférence en physique des astroparticules, Université Paris-Saclay
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Catedratico de Fisica Teórica, Universidad Autónoma de Madrid
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Astrophysicien, Directeur de recherches au CNRS, Observatoire de Paris
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Assistant Research, Universidade do Porto
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Investigador en Astrofísica, Universidad Complutense de Madrid
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Professor of Astrophysics, University of Sydney
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Associate professor, Cosmology and Astroparticle Physics, Université de Genève
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Professor of Physics, Simon Fraser University
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Astrophysicist/Cosmologist, Australian National University
