UD doctoral student Tianyu Zhou is pictured on the right using a shovel to remove snow that covers the sea ice during a ...

A ntarctica isn’t a floating chunk of ice like the Arctic. Beneath its frozen surface sits a solid continent of mountains, ...

Finland has been crowned the world's happiest country for eight consecutive years. Dive into these spectacular images of the ...

The aurora borealis has jumped to the top of many travelers' wish lists, creating a tourism boom in the northernmost reaches ...