800,000 Tons of Rock Excavated for Massive Underground Neutrino Detector
800,000 tons of rock have been excavated from a South Dakota research facility — part of a multi-year process "to help answer some of physics' biggest questions," writes America's Energy Department. "The caverns they excavated will hold a massive particle detector and accompanying equipment....
7 Oct 12:31 · science.slashdot.org