Test your Great Lakes knowledge with this trivia quiz, facts, depths, records. Challenge yourself with GK questions on Great ...

Long before modern civilization, prehistoric America presented an environment that may have been hostile to early human survival. Fossil evidence points to massive predators, unstable climates, and ...

The last ice age did not shut down Atlantic ocean currents, and that discovery may help explain future climate risks.

"Greenland is the world’s largest island. ... On most maps, Greenland looks enormous. That’s just a distortion caused by ...

National Geographic joined an expedition to understand the mysterious creatures of the ice-locked southern continent.

How to have an authentic Yellowstone experience in Montana - Inspired by the hit US show, Hannah Ewens saddles up on a dude ...

Science in the Arctic — and Greenland — is on the frontline of pressing challenges facing humanity, like climate change and ...

Hottest year on record,” “Hottest decade ever,” “Earth enters uncharted climate territory.” The repetition has become so ...

Cascade PBS helps your community explore new worlds and ideas through programs that educate, inform and inspire. Your ...

Compare Royal Caribbean’s Alaska ships and find the best fit for your itinerary, budget, and onboard style. See ship highlights, routes, and expert tips.

This piece is part of a special project on deep time examining what the Western U.S. was like thousands, millions and even billions of years ago, and how that history is still visible and ...

Yet this interest in the Arctic is not new. Since the Cold War, the U.S. has regarded the region as a critical space for its strategic security. In this context, it can be argued that the growing ...