They sound like mythical creatures but these prehistoric American animals were very real before they went extinct thousands of years ago.

These are some of the most visually striking things related to space.

NASA scientists captured images of a supernova, or an exploding star, for the first time on March 21, 2016 and we are totally transfixed by the video.

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The Falcon Heavy is seemingly just a Falcon 9 with two Falcon 9 first stages attached to it. Shouldn't it be easy to make it fly?

Otto Warmbier, who was from Wyoming, Ohio, went to the University of Virginia and traveled to Asia.

'Star Trek' has had more of an impact on the modern world than most people know. Here are 7 ways that 'Star Trek' has changed the world.

The sun at the center of our Solar System is one of the big reasons why we're here today, but it can also be a bit of a nuisance from time to time.

ALBUQUERQUE, N.M. (AP) — U.S.