Hyper-Kamiokande, or HyperK, nears completion in Hida City, Japan, on June 28, 2025. The project aims to research the evolutionary history of the universe by looking at neutrinos.

Why is there something instead of nothing? Versions of that metaphysical chestnut have troubled philosophers and physicists for centuries.

Now, combined results from two research teams that study neutrinos – the most elusive particles known to science – have offered a possible clue as to why we live in a universe where matter exists.

The results, published Wednesday in the journal Nature, also suggest how future experiments, including one commencing in Canada next year, could further illuminate the question.

The new hunt for dark matter in Sudbury, Ont.

Neutrinos are the featherweights of the particle world.

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