Astronomers have discovered a 200-light-year-wide Giant Molecular Cloud dubbed the Midpoint cloud that seems to be feeding star-building material to the heart of the Milky Way.

An interesting phenomenon unfolded Monday in the sky over Houston as nearly perfect rows of clouds were spotted. Video submitted to us by a subscriber showed the unmistakable appearance of what are ...

Add Yahoo as a preferred source to see more of our stories on Google. Rare and distinct cloud formations that resemble rippling ocean waves were recently spotted in the sky over New Hampshire. The ...