What you should knowThe Eagles' Super Bowl parade began at 11 a.m., with the team marching up Broad Street before arriving at ...

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar ...

The Twilight movies are a romantic fantasy vampire series based on the series of novels by Stephenie Meyer.