In the spring of 1909, Robert E. Peary, of the Class of 1877, sailed The Roosevelt to Cape Sheridan on Ellesmere Island, from which Peary attained the North Pole by sledge. More than 100 years later, see what students found on the ocean's surface in the region.
On the way back from the North Pole, a University of Washington grad student spotted what appeared to be something growing on the frozen sea. Frost flowers – protrusions of ice with delicate snowflake-like patterns were everywhere. But as NPR’s Robert Krulwich reports, that wasn’t the only surprise – find out what’s inside.
