Experts say President Donald Trump's "Golden Dome" will need space-based radars, missile interceptors and laser weapons ...

Sitting on the pelt of a polar bear hunted by her family, Aviaja Rakel Sanimuinaq says she’s proud to be part of a movement ...

President Donald Trump has continued to pursue his agenda over the past week, fighting legal battles over his immigration crackdown and moving forward with an overhaul of the federal government.

See our Citation Policies for more details about how to structure your data citation. The Circum-Arctic permafrost and ground ice map is available via ftp in ESRI Shapefile format and Equal-Area ...