Buried deep within the core of the Great Pyramid of Giza are massive granite blocks that defy easy explanation. Unlike the ...

Alaska glaciers, like this one in Kenai Fjords National Park, are shrinking fast. (Photo by Ned Rozell) With its melting glaciers, thawing permafrost and floating sea ice that gets tougher to see ...

Alaska just issued its first-ever heat advisory. Here’s why. For the first time, the state known for glaciers, dogsledding and northern lights issued a heat advisory, with temperatures in ...