It's certainly not a small island: It's about three times the size of Texas. But on most maps, Greenland looks almost as big as the entire continent of Africa. In fact, it's 14 times smaller than ...

Surprising differences in the two so-called Large Low-Velocity Provinces may risk instability in Earth's protective magnetic ...

Paleogeographic reconstructions—essentially ancient “maps of the past”—further illustrated how ... The post Does the Amazon ...

There's a total lunar eclipse on Thursday night that should be visible across the US - here's how to watch it.

Delegates and observers applauded, with caveats, the delayed conclusion of the 16th United Nations Convention on Biological ...

It's a bird; it's a plane!! It's a ... cloud?! No, it's a massive, once-military-grade hover-capable blimp designed to ...

And it was on a mission to create the best, biggest, most accurate map of the Milky Way ever ... ago we didn’t actually know how far the Earth was from the sun. Where we are now, a few centuries ...

Countless asteroids in our solar system, some close, some far — but did you know that some of these space rocks have names?

Look up at the sky Thursday evening into Friday morning for a chance to glimpse the moon turn a red-coppery color —sometimes ...