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Universe's first moments mimicked with ultracool atoms

Physicists see the hallmarks of cosmic expansion in a ring of cold atoms.
  1. Elizabeth Gibney
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Cosmologists think that in its first moments, the Universe ballooned from a subatomic size to bigger than a grapefruit. But testing theories about this period is difficult, because researchers cannot recreate such extreme conditions.

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doi: https://doi.org/10.1038/d41586-018-04972-x

References

  1. Eckel, S., Kumar, A., Jacobson, T., Spielman, I. & Campbell, G. Phys. Rev. X 8, 021021 (2018).

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