Astronomers can't see dark matter directly, but they know it's there: Its gravity shapes galaxies and the large-scale structure of the cosmos. In an effort to uncover the composition of this hidden mass, a team at Lawrence Livermore National Laboratory (LLNL) is pursuing evidence of particles th...

Source: [Phys.org](https://phys.org/news/2026-08-plutonium-probe-universe-magneto-advances.html)

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