In posting its fourth straight victory, second-seeded Centennial (17-8) will be home for the regional semifinal Tuesday.

NASA’s Curiosity rover has captured breathtaking images of iridescent clouds drifting across the Martian sky, revealing a ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Tiger Woods has withdrawn from the Genesis Invitational. He says he planned to play and tried to get ready but is still ...