A potential observation of low-energy antihelium-3 nuclei would have profound impacts on our understanding of the Galaxy. Experiments at particle colliders help us understand how cosmic antimatter travels over long distances before reaching Earth.
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Tang, A. The study of the journey of cosmic antimatter. Nat. Phys. 19, 13–14 (2023). https://doi.org/10.1038/s41567-022-01821-7
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DOI: https://doi.org/10.1038/s41567-022-01821-7
