Discovery of hidden world under Antarctic ice

Credits: Researchers discovered swarms of shrimplike amphipods while they were exploring an underground Antarctic river. (Image credit: NIWA, Craig Stevens) Researchers drilled more than 1, 600 feet under the Larsen Ice Shelf. (Image credit: NIWA, Craig Stevens) The underside of the river s icy roof looked nothing like what the researchers were expecting. (Image credit: NIWA, Craig Stevens)