When I traveled to Greenland for musk ox and caribou hunting, I pictured spooky, elusive critters and punishing conditions.

In a warming landscape, pregnant female musk oxen may struggle to find enough food for their unborn calves, the researchers found. “Here is the largest land mammal of the polar zones, but we hardly ...

Due to its vast size — stretching from Canada and Greenland in the north, to Mexico in the south — North America contains a vast range of habitats. From land to sea, there are forests, mountains, ...

The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The Postal Service issued a souvenir ...