Mariah Meek, Michigan State University The largest tract of public land in the United States is a wild expanse of tundra and ...

And they're off! Jimmy Graham's four-person rowing team has started their ambitious 10-day Arctic Challenge. Will the Saints great set a world record?

New research challenges the long-held belief that the Arctic Ocean was covered by a massive ice shelf during ice ages.

Bundle up if you take Holland America's wildly scenic Norway cruise on the Nieuw Statendam. Summer temps are in the mid-30s.