Cosmology

Monitoring equipment at the Large Underground Xenon Experiment at Sanford Underground Research Facility deep in an abandoned gold mine in Lead, S.D.  (AP Photo/Rapid City Journal, Kristina Barker)

Search for dark matter comes up empty so far

LEAD, S.D. (AP) — Nearly a mile underground in an abandoned gold mine, one of the most important quests in physics has come up empty-handed in the search for the elusive substance known as dark […]

10/30/2013