The agency expects a minor or greater geomagnetic storm—a disturbance of Earth’s magnetic field—on Saturday, which increases ...

The aurora borealis is back and is expected to be visible in more than 10 states. See which states will have the best views.

The effects of a coronal mass ejection—a bubble of plasma that bursts from the sun’s surface—will likely impact Earth’s ...

The weather phenomenon was expected to emerge in late 2024 before delay. Officials finally announced that it had arrived earlier this week.

With fires burning in southern California and no rain in sight for the fire zone, forecasters are keeping a close eye on just ...

The colorful northern lights may reveal themselves to a wide swath of Americans Friday night due to an impending solar storm ...

A La Niña winter just started, but it isn't expected to last long. National forecasters are already looking ahead to the ...

Another display of the northern lights could be visible this weekend in several U.S. states following a severe solar storm.

The arctic blast is expected to affect millions of people across the United States with brisk winds, and dangerously cold ...

The list of people Trump approved on Monday after he was sworn in will carry out the first acts of the president's second ...