Now, an amateur astronomer has spotted a strange wall of acid-filled clouds on the planet. Known as the Venus Cloud Discontinuity, the wall is around 5,000 miles long. It cuts across the equator ...

A look at the day ahead in U.S. and global markets from Mike Dolan Global investors got a reminder last week that the U.S. economic expansion is not etched in stone, even Wall Street is priced as ...

Meteorologist Kaitlyn Jesmonth was getting ready for work when she happened to glance out her window. In the skies over ...

New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the rover's Mastcam, which NASA's Jet Propulsion Laboratory compared to the ...