In "Ends of the Earth," Neil Shubin travels north and south to explore the frontiers of polar science and history.

Four space explorers will launch with SpaceX next week on a polar orbital mission that could unlock a new area in space for ...

This year, 21 athletes participated in Unalaska’s annual Polar Bear Run. The 5K race down Summer Bay Road, which took place ...

Two-year-old twin polar bears Kallik (pronounced Kah-LEEK), left, and Kallu (Kah-LOO) take a swim during their public debut ...