A winter storm that's slated to impact dozens of states over the weekend and into next week could be much more severe than ...

Storm Blair is forecast to move across the United States this weekend, bringing hazardous snow and ice from the Central Plains to the mid-Atlantic.

A geomagnetic storm is expected this weekend when an burst of plasma and magnetic field from Sun will glance off Earth.

Bitter temperatures are forecast to hit swathes of the U.S. this weekend as a polar vortex—the area of cold air that ...