Northern Alaska and northern Siberia were never scoured by continental glaciers during the Last Glacial Maximum. No one in geology debates this, yet the prevailing popular model assumes the polar regions carried the heaviest ice, which is simply wrong. Once that single fact lands, the entire framework for understanding ice ages has to be reconsidered, because, if the glaciers weren't centered on the poles, the question of where they actually were changes everything. Watch the latest episode of T