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Mystery of the Universe's Expansion Gains New Scientific Clue

Scientists investigate how primordial magnetic fields could help resolve a long-standing disagreement in astrophysics.

Daniele Morais
October 5, 2026 · 3 min read
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Scientists have uncovered a surprising clue that may help explain why the universe's expansion does not add up. The discovery involves tiny magnetic fields generated shortly after the Big Bang, pointing to pathways for solving the long-standing dispute over how fast the universe is expanding.

According to detailed simulations, these primordial fields could have altered hydrogen formation in the early universe. This alteration would have affected the cosmic microwave background radiation as well as the expansion rate inferred from it.

The finding introduces new elements into the scientific debate seeking to pin down the precise measurements and dynamics of cosmic expansion, linking phenomena from the cosmos's infancy to observations made today by researchers.

With information from ScienceDaily.

Source: ScienceDaily

#universo#ciência#Big Bang#astronomia#física
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