Space Exploration

What's beneath America?

Curiosity Videos: What's beneath America?

Molten lava and colliding tectonic plates. Floods, asteroid impacts, volcanic explosions, and gigantic floods. From these and other remarkable natural events, the landmass that is North America came into being. We take the land under our feet for granted. But the geological story behind its creation is extraordinary. Welcome to one of nature’s most dramatic and visually arresting puzzles.
Tweets & Posts: What's beneath America?

Each week, Curiosity brings you cutting-edge research surrounding the biggest questions of our time. But the information share doesn't stop there -- think of this page as your virtual water cooler for all things Curiosity where you can dish on the latest episodes and topics. Post your own thoughts and view tweets and comments from other curious fans, too.
30 Strangest Landmarks in America

A drive across the U.S. offers plenty of natural and man-made scenery. How much do you know about the strangest landmarks in America?
Where are America's natural ticking bombs? Take the quiz!

Folks in Mineral, Va., were more than a little nervous in August 2011 with Hurricane Irene bearing down on their town of 400. Surely there is someplace in the U.S. safe from natural disasters -- take this quiz to find out!

Curiosity Videos
Tweets & Posts
30 Strangest Landmarks in America
Where are America's ticking time bombs?

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			Curiosity Videos: What's beneath America?North America was created by remarkable natural events such as volcanic explosions and gigantic floods.

			Tweets & Posts: What's beneath America?Read tweets and posts about this episode from other Curiosity fans.

			How does the Earth take shape? Take the quiz!Natural events have played an important role in shaping the geological landmarks of North America.  Test how much you know about waters that are receding, land that is adjusting and mountains and canyons that still are growing in the U.S.

			The 10 Most Amazing Places on EarthWhen you're surrounded by cubicles and concrete, it's easy to forget that we live on a planet packed full of breathtaking natural beauty, so take a trip with us as we explore 10 of the very best the Earth has to offer.

			What other creatures dare reside in the Everglades with alligators? Take the quiz!The Everglades support a remarkably diverse collection of plant and animal life, but all of that diversity depends on a delicate arrangement of environmental factors. Take this quiz to see what you know about the Everglades.

			Do you know what logging is all about? Take this quiz!Logging tools and methods have changed over the years, and some members of the logging industry have had to struggle to adapt to new levels of environmental protection and awareness. Take this quiz to see if you can cut it.

Previously on Curiosity

Parallel Universes – Are They Real?

What if you're not really you, but rather, "you all"? On the edge of space, buried in a black hole, or right on top of you, there could be an exact copy of yourself living a parallel reality where you're realizing your wildest dreams, or your worst nightmares. Now, game changing theories suggest that finding these alternative realities is no longer restricted to the realm of science fiction and that intelligent life in these worlds could be trying to send us messages.