‘Cosmic inflation’: did the early cosmos balloon in size? A mirror universe going backwards in time may be a simpler explanation
Move over, multiverse – a mirror universe may be a more realistic explanation.
Neil Turok, Higgs Chair of Theoretical Physics, University of Edinburgh •
conversation
Oct. 24, 2024 • ~15 min
Oct. 24, 2024 • ~15 min
A new generation of telescopes will probe the ‘unknown unknowns’ that could transform our knowledge of the universe
Cosmology could be transformed by a new wave of telescopes – both on the ground and in space.
Richard Massey, Professor of extragalactic astrophysics (dark matter and cosmology), Durham University •
conversation
Oct. 17, 2024 • ~12 min
Oct. 17, 2024 • ~12 min
The earliest galaxies formed amazingly fast after the Big Bang. Do they break the universe or change its age?
Some of the earliest galaxies found with JWST are also the brightest. That’s a problem for our ideas about the universe.
Sandro Tacchella, Assistant Professor in Astrophysics, Kavli Institute for Cosmology, Cambridge, Department of Physics, University of Cambridge •
conversation
Oct. 3, 2024 • ~16 min
Oct. 3, 2024 • ~16 min
Astronomers can’t agree on how fast the universe is expanding. New approaches are aiming to break the impasse
The Hubble tension has been described as a “crisis” for cosmology. Can it be resolved?
Alex Hall, Royal Society University Research Fellow, School of Physics and Astronomy, The University of Edinburgh •
conversation
Sept. 19, 2024 • ~12 min
Sept. 19, 2024 • ~12 min
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