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A Single Recoil in the Mine: Dark Matter’s Most Intriguing Maybe
A mile beneath the Black Hills of South Dakota, inside ten tons of ultrapure liquid xenon, something unexpected happened. On a single day in June, the LUX-ZEPLIN detector recorded a nuclear recoil that refuses to match any known background. It is only one event. The statistical significance is modest.
No one is claiming discovery. And yet the collaboration spent months trying—and failing—to explain it away.
In this episode we sit with that quiet, stubborn anomaly: the deepest dark-matter experiment on Earth, a particle that may be more than two hundred times heavier than a proton, and the…
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