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How Fast Is the Universe Really Expanding?
New scientific discussions are challenging existing views on the speed of cosmic expansion and the existence of dark energy.
Cosmology
3 independently sourced, verified trend briefs about this subject.
What this topic page includes
Newsylist includes a story here only after at least four independent sources support it and its brief passes the verification check. The qualifying coverage spans 1 news category, from Jul 11, 2026 through Jul 25, 2026.
The cards below are ordered newest first. Each opens the underlying timeline, source list, coverage velocity and verification context; raw or extractive-only records are excluded.
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Hidden fifth dimension could tune dark matter resonance, new theory proposes
A new theoretical model suggests dark matter may reside in a hidden fifth dimension, potentially explaining its elusiveness.
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Dark energy flips its sign, but the Hubble tension refuses to budge
New data suggests dark energy may not be constant, though the persistent Hubble tension remains an unresolved cosmic mystery.