After receiving feedback from nearly 500 people about revising NOAA's Space Weather Scales, scientists continue to assess ...

A massive coronal hole on the Sun is sending solar wind toward Earth, increasing aurora visibility in higher latitudes.

Radiation belts are a normal part of the architecture of a planet with a global magnetic field. Stars are constantly leaking particles, borne by a stellar wind; these stream out and, where they ...

The evolution of the G series steps up to a metal body, better camera, and newer processor. Other features are similar to the G4 Plus, including good support for all US 4G networks, fingerprint ...

A wide-reaching storm forced water rescues, knocked out power to tens of thousands and made for dangerous travel as it hit the Ohio Valley, Mid-Atlantic and Northeast Thursday. It’s a preview of ...

Lightning can be used to probe Earth’s dynamic Van Allen radiation belts, directly connecting terrestrial weather and space ...

A winter storm is forecast to spread ice and snow across portions of the central and eastern U.S. Wednesday, bringing widespread travel troubles and also the threat of power outages. Although snow ...

Winter storms are about to blitz through the eastern half of the United States at a frenetic pace that could continue for a couple of weeks. The jet stream, essentially a river of air in the ...

The first in a series of winter storms is poised to spread a nasty mix of frozen precipitation across portions of the central and eastern U.S. this week. Though some snow is possible with this ...

Atmospheric rivers like the ones hitting the state this week sometimes wobble, and these slight movements can be challenging to predict. By Amy Graff Amy Graff is a San Francisco-based reporter on ...