For strategic and resource reasons, Greenland looms large in the imagination of President Donald Trump. But geographically, the island doesn't loom quite as large as you might think. Centuries of ...

Centuries of flawed maps have led to a misconception about Greenland's size, which is nowhere near as big as it looks on the familiar flat world map. It's certainly not a small island: It's about ...

Discovered in Arizona’s Copper Triangle, Oak Flat is home to one of the richest copper deposits in the world. But the battle ...

Despite centuries of efforts to map our planet precisely, our view of the world will always be political and imperfect.