Homestake Gold Mine

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Dark Matter Experiment Finds Best Nothing Yet

First run of South Dakota experiment comes up empty

(Newser) - The team running the biggest, most sensitive dark matter detector yet announced its first round of results yesterday—specifically, the lack thereof. Scientists at the Homestake Gold Mine in South Dakota cooled a vat full of 368 kilograms of liquid xenon to minus 150 degrees Fahrenheit, watched it for three... More »

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