South Pole neutrino detector complete

Scientists complete IceCube observatory

‘Tis the season for good tidings from the North Pole, but this week some particle physicists are giddy about a humongous gift at the South Pole. The world’s largest detector for high-energy neutrinos was completed December 18 when scientists lowered the last of 5,160 sensors more than a mile beneath the ice of the Antarctic plateau.