MEMPHIS, Tenn. - Dress in layers and have the sunglasses. It's a chilly start to the day under a mostly clear sky. LOOKING AHEAD: Temperatures will be in the 60s/70s over the next several days ...

Bone and muscle deterioration, radiation exposure, vision impairment -- these are just a few of the challenges space travelers face on long-duration missions, even before considering the psychological ...

Beijing on Tuesday said media outlets facing the axe by US President Donald Trump had a "notorious" history of reporting on China, as Cambodia's autocratic former leader hailed the move for "combating ...

It remains a DMV First Warn Day as a powerful storm system and large cold front pass. Severe thunderstorms have already developed and swept through parts of western MD and WV along the cold front this ...

What are some practical uses? The number is key to accurately pointing an antenna toward a satellite. It helps figure out everything from the size of a massive cylinder needed in refinery equipment to ...