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On Tuesday, Richard Gaitskell, study co-investigator from Brown University, explains an experiment being conducted deep in the former Homestake gold mine in Lead to search for elusive and mysterious dark matter. (AP photo)

Search for dark matter at Homestake comes up empty so far

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By Chet Brokaw and Seth Borenstein

LEAD (AP) — Nearly a mile underground in an abandoned gold mine, one of the most important quests in physics has so far come up empty in the search for the elusive substance known as dark matter, scientists announced Wednesday.


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